diff --git a/src/pocketmine/Player.php b/src/pocketmine/Player.php
index a82334a00..a87fbdd85 100644
--- a/src/pocketmine/Player.php
+++ b/src/pocketmine/Player.php
@@ -276,7 +276,7 @@ class Player extends Human implements CommandSender, IPlayer{
 			$this->server->removeOp($this->getName());
 		}
 
-		$this->perm->recalculatePermissions();
+		$this->recalculatePermissions();
 	}
 
 	/**
@@ -316,7 +316,17 @@ class Player extends Human implements CommandSender, IPlayer{
 	}
 
 	public function recalculatePermissions(){
+		$this->server->getPluginManager()->unsubscribeFromPermission(Server::BROADCAST_CHANNEL_USERS, $this);
+		$this->server->getPluginManager()->unsubscribeFromPermission(Server::BROADCAST_CHANNEL_ADMINISTRATIVE, $this);
+
 		$this->perm->recalculatePermissions();
+
+		if($this->hasPermission(Server::BROADCAST_CHANNEL_USERS)){
+			$this->server->getPluginManager()->subscribeToPermission(Server::BROADCAST_CHANNEL_USERS, $this);
+		}
+		if($this->hasPermission(Server::BROADCAST_CHANNEL_ADMINISTRATIVE)){
+			$this->server->getPluginManager()->subscribeToPermission(Server::BROADCAST_CHANNEL_ADMINISTRATIVE, $this);
+		}
 	}
 
 	/**
@@ -344,10 +354,10 @@ class Player extends Human implements CommandSender, IPlayer{
 		$this->CID = $ip . ":" . $port;
 		$this->ip = $ip;
 		$this->port = $port;
-		$this->spawnPosition = Level::getDefault()->getSafeSpawn();
+		$this->spawnPosition = $this->server->getDefaultLevel()->getSafeSpawn();
 		$this->timeout = microtime(true) + 20;
 		$this->gamemode = $this->server->getGamemode();
-		$this->level = Level::getDefault();
+		$this->level = $this->server->getDefaultLevel();
 		$this->viewDistance = $this->server->getViewDistance();
 		$this->slot = 0;
 		$this->hotbar = array(0, -1, -1, -1, -1, -1, -1, -1, -1);
@@ -1285,8 +1295,13 @@ class Player extends Human implements CommandSender, IPlayer{
 
 					return;
 				}
-				$this->server->getPluginManager()->subscribeToPermission(Server::BROADCAST_CHANNEL_ADMINISTRATIVE, $this);
-				$this->server->getPluginManager()->subscribeToPermission(Server::BROADCAST_CHANNEL_USERS, $this);
+
+				if($this->hasPermission(Server::BROADCAST_CHANNEL_USERS)){
+					$this->server->getPluginManager()->subscribeToPermission(Server::BROADCAST_CHANNEL_USERS, $this);
+				}
+				if($this->hasPermission(Server::BROADCAST_CHANNEL_ADMINISTRATIVE)){
+					$this->server->getPluginManager()->subscribeToPermission(Server::BROADCAST_CHANNEL_ADMINISTRATIVE, $this);
+				}
 
 				//TODO
 				/*$u = $this->server->matchPlayer($this->username);
@@ -1305,8 +1320,8 @@ class Player extends Human implements CommandSender, IPlayer{
 					$nbt["NameTag"] = $this->username;
 				}
 				$this->gamemode = $nbt["playerGameType"] & 0x03;
-				if(($this->level = Level::get($nbt["Level"])) === false){
-					$this->level = Level::getDefault();
+				if(($this->level = $this->server->getLevel($nbt["Level"])) === null){
+					$this->level = $this->server->getDefaultLevel();
 					$nbt["Level"] = $this->level->getName();
 					$nbt["Pos"][0] = $this->level->getSpawn()->x;
 					$nbt["Pos"][1] = $this->level->getSpawn()->y;
@@ -1358,7 +1373,7 @@ class Player extends Human implements CommandSender, IPlayer{
 				$this->dataPacket($pk);
 
 
-				if(($level = Level::get($this->namedtag["SpawnLevel"])) !== false){
+				if(($level = $this->server->getLevel($this->namedtag["SpawnLevel"])) instanceof Level){
 					$this->spawnPosition = new Position($this->namedtag["SpawnX"], $this->namedtag["SpawnY"], $this->namedtag["SpawnZ"], $level);
 
 					$pk = new SetSpawnPositionPacket;
@@ -2287,7 +2302,6 @@ class Player extends Human implements CommandSender, IPlayer{
 			if(isset($ev) and $this->username != "" and $this->spawned !== false and $ev->getQuitMessage() != ""){
 				$this->server->broadcastMessage($ev->getQuitMessage());
 			}
-			$this->server->getPluginManager()->unsubscribeFromPermission(Server::BROADCAST_CHANNEL_ADMINISTRATIVE, $this);
 			$this->server->getPluginManager()->unsubscribeFromPermission(Server::BROADCAST_CHANNEL_USERS, $this);
 			$this->spawned = false;
 			console("[INFO] " . TextFormat::AQUA . $this->username . TextFormat::RESET . "[/" . $this->ip . ":" . $this->port . "] logged out due to " . $reason);
diff --git a/src/pocketmine/Server.php b/src/pocketmine/Server.php
index 6781f025b..6cadddec6 100644
--- a/src/pocketmine/Server.php
+++ b/src/pocketmine/Server.php
@@ -26,6 +26,8 @@
 namespace pocketmine;
 
 use pocketmine\block\Block;
+use pocketmine\block\Chest;
+use pocketmine\block\Furnace;
 use pocketmine\command\CommandReader;
 use pocketmine\command\CommandSender;
 use pocketmine\command\ConsoleCommandSender;
@@ -37,8 +39,12 @@ use pocketmine\event\server\PacketReceiveEvent;
 use pocketmine\event\server\PacketSendEvent;
 use pocketmine\event\server\ServerCommandEvent;
 use pocketmine\item\Item;
+use pocketmine\level\generator\Flat;
 use pocketmine\level\generator\Generator;
+use pocketmine\level\generator\Normal;
 use pocketmine\level\Level;
+use pocketmine\level\LevelImport;
+use pocketmine\level\WorldGenerator;
 use pocketmine\nbt\NBT;
 use pocketmine\nbt\tag\Byte;
 use pocketmine\nbt\tag\Compound;
@@ -61,16 +67,21 @@ use pocketmine\permission\DefaultPermissions;
 use pocketmine\plugin\Plugin;
 use pocketmine\plugin\PluginLoadOrder;
 use pocketmine\plugin\PluginManager;
+use pocketmine\pmf\LevelFormat;
 use pocketmine\recipes\Crafting;
 use pocketmine\scheduler\CallbackTask;
 use pocketmine\scheduler\ServerScheduler;
 use pocketmine\scheduler\TickScheduler;
+use pocketmine\tile\Sign;
 use pocketmine\tile\Tile;
 use pocketmine\utils\Config;
 use pocketmine\utils\TextFormat;
 use pocketmine\utils\Utils;
 use pocketmine\utils\VersionString;
 
+/**
+ * The class that manages everything
+ */
 class Server{
 	const BROADCAST_CHANNEL_ADMINISTRATIVE = "pocketmine.broadcast.admin";
 	const BROADCAST_CHANNEL_USERS = "pocketmine.broadcast.user";
@@ -141,6 +152,12 @@ class Server{
 	/** @var Player[] */
 	private $players = array();
 
+	/** @var Level[] */
+	private $levels = array();
+
+	/** @var Level */
+	private $levelDefault = null;
+
 	/**
 	 * @return string
 	 */
@@ -477,7 +494,7 @@ class Server{
 		$name = strtolower($name);
 		$path = $this->getDataPath() . "players/";
 		if(!file_exists($path . "$name.dat")){
-			$spawn = Level::getDefault()->getSafeSpawn();
+			$spawn = $this->getDefaultLevel()->getSafeSpawn();
 			$nbt = new Compound(false, array(
 				new Long("firstPlayed", floor(microtime(true) * 1000)),
 				new Long("lastPlayed", floor(microtime(true) * 1000)),
@@ -486,8 +503,8 @@ class Server{
 					new Double(1, $spawn->y),
 					new Double(2, $spawn->z)
 				)),
-				new String("Level", Level::getDefault()->getName()),
-				new String("SpawnLevel", Level::getDefault()->getName()),
+				new String("Level", $this->getDefaultLevel()->getName()),
+				new String("SpawnLevel", $this->getDefaultLevel()->getName()),
 				new Int("SpawnX", (int) $spawn->x),
 				new Int("SpawnY", (int) $spawn->y),
 				new Int("SpawnZ", (int) $spawn->z),
@@ -659,6 +676,257 @@ class Server{
 		}
 	}
 
+	public function saveLevels(){
+		foreach($this->getLevels() as $level){
+			$level->save();
+		}
+	}
+
+	/**
+	 * @return Level[]
+	 */
+	public function getLevels(){
+		return $this->levels;
+	}
+
+	/**
+	 * @return Level
+	 */
+	public function getDefaultLevel(){
+		return $this->levelDefault;
+	}
+
+	/**
+	 * Sets the default level to a different level
+	 * This won't change the level-name property,
+	 * it only affects the server on runtime
+	 *
+	 * @param Level $level
+	 */
+	public function setDefaultLevel($level){
+		if($level === null or ($this->isLevelLoaded($level->getName()) and $level !== $this->levelDefault)){
+			$this->levelDefault = $level;
+		}
+	}
+
+	/**
+	 * @param string $name
+	 *
+	 * @return bool
+	 */
+	public function isLevelLoaded($name){
+		return isset($this->levels[$name]);
+	}
+
+	/**
+	 * @param string $name
+	 *
+	 * @return Level
+	 */
+	public function getLevel($name){
+		if(isset($this->levels[$name])){
+			return $this->levels[$name];
+		}
+
+		return null;
+	}
+
+	/**
+	 * @param Level $level
+	 * @param bool  $forceUnload
+	 */
+	public function unloadLevel(Level $level, $forceUnload = false){
+		if((!$level->isLoaded() or $level->unload($forceUnload) === true) and $this->isLevelLoaded($level->getName())){
+			unset($this->levels[$level->getName()]);
+		}
+	}
+
+	/**
+	 * Loads a level from the data directory
+	 *
+	 * @param string $name
+	 *
+	 * @return bool
+	 */
+	public function loadLevel($name){
+		if(trim($name) === ""){
+			trigger_error("Invalid empty level name", E_USER_WARNING);
+
+			return false;
+		}
+		if($this->isLevelLoaded($name)){
+			return true;
+		}elseif(!$this->isLevelGenerated($name)){
+			console("[NOTICE] Level \"" . $name . "\" not found");
+		}
+
+		$path = $this->getDataPath() . "worlds/" . $name . "/";
+		console("[INFO] Preparing level \"" . $name . "\"");
+		$level = new LevelFormat($path . "level.pmf");
+		if(!$level->isLoaded){
+			console("[ERROR] Could not load level \"" . $name . "\"");
+
+			return false;
+		}
+		//$entities = new Config($path."entities.yml", Config::YAML);
+		if(file_exists($path . "tileEntities.yml")){
+			@rename($path . "tileEntities.yml", $path . "tiles.yml");
+		}
+
+		$level = new Level($this, $level, $name);
+		$this->levels[$level->getName()] = $level;
+		/*foreach($entities->getAll() as $entity){
+			if(!isset($entity["id"])){
+				break;
+			}
+			if($entity["id"] === 64){ //Item Drop
+				$e = $this->server->api->entity->add($this->levels[$name], ENTITY_ITEM, $entity["Item"]["id"], array(
+					"meta" => $entity["Item"]["Damage"],
+					"stack" => $entity["Item"]["Count"],
+					"x" => $entity["Pos"][0],
+					"y" => $entity["Pos"][1],
+					"z" => $entity["Pos"][2],
+					"yaw" => $entity["Rotation"][0],
+					"pitch" => $entity["Rotation"][1],
+				));
+			}elseif($entity["id"] === FALLING_SAND){
+				$e = $this->server->api->entity->add($this->levels[$name], ENTITY_FALLING, $entity["id"], $entity);
+				$e->setPosition(new Vector3($entity["Pos"][0], $entity["Pos"][1], $entity["Pos"][2]), $entity["Rotation"][0], $entity["Rotation"][1]);
+				$e->setHealth($entity["Health"]);
+			}elseif($entity["id"] === OBJECT_PAINTING or $entity["id"] === OBJECT_ARROW){ //Painting
+				$e = $this->server->api->entity->add($this->levels[$name], ENTITY_OBJECT, $entity["id"], $entity);
+				$e->setPosition(new Vector3($entity["Pos"][0], $entity["Pos"][1], $entity["Pos"][2]), $entity["Rotation"][0], $entity["Rotation"][1]);
+				$e->setHealth(1);
+			}else{
+				$e = $this->server->api->entity->add($this->levels[$name], ENTITY_MOB, $entity["id"], $entity);
+				$e->setPosition(new Vector3($entity["Pos"][0], $entity["Pos"][1], $entity["Pos"][2]), $entity["Rotation"][0], $entity["Rotation"][1]);
+				$e->setHealth($entity["Health"]);
+			}
+		}*/
+
+		if(file_exists($path . "tiles.yml")){
+			$tiles = new Config($path . "tiles.yml", Config::YAML);
+			foreach($tiles->getAll() as $tile){
+				if(!isset($tile["id"])){
+					continue;
+				}
+				$level->loadChunk($tile["x"] >> 4, $tile["z"] >> 4);
+
+				$nbt = new Compound(false, array());
+				foreach($tile as $index => $data){
+					switch($index){
+						case "Items":
+							$tag = new Enum("Items", array());
+							$tag->setTagType(NBT::TAG_Compound);
+							foreach($data as $slot => $fields){
+								$tag[(int) $slot] = new Compound(false, array(
+									"Count" => new Byte("Count", $fields["Count"]),
+									"Slot" => new Short("Slot", $fields["Slot"]),
+									"Damage" => new Short("Damage", $fields["Damage"]),
+									"id" => new String("id", $fields["id"])
+								));
+							}
+							$nbt["Items"] = $tag;
+							break;
+
+						case "id":
+						case "Text1":
+						case "Text2":
+						case "Text3":
+						case "Text4":
+							$nbt[$index] = new String($index, $data);
+							break;
+
+						case "x":
+						case "y":
+						case "z":
+						case "pairx":
+						case "pairz":
+							$nbt[$index] = new Int($index, $data);
+							break;
+
+						case "BurnTime":
+						case "CookTime":
+						case "MaxTime":
+							$nbt[$index] = new Short($index, $data);
+							break;
+					}
+				}
+				switch($tile["id"]){
+					case Tile::FURNACE:
+						new Furnace($level, $nbt);
+						break;
+					case Tile::CHEST:
+						new Chest($level, $nbt);
+						break;
+					case Tile::SIGN:
+						new Sign($level, $nbt);
+						break;
+				}
+			}
+			unlink($path . "tiles.yml");
+			$level->save(true, true);
+		}
+
+		return true;
+	}
+
+	/**
+	 * Generates a new level if it does not exists
+	 *
+	 * @param string $name
+	 * @param int    $seed
+	 * @param string $generator Class name that extends pocketmine\level\generator\Generator
+	 * @param array  $options
+	 *
+	 * @return bool
+	 */
+	public function generateLevel($name, $seed = null, $generator = null, array $options = array()){
+		if(trim($name) === "" or $this->isLevelGenerated($name)){
+			return false;
+		}
+
+		if($generator !== false and class_exists($generator) and is_subclass_of($generator, "pocketmine\\level\\generator\\Generator")){
+			$generator = new $generator($options);
+		}else{
+			if(strtoupper($this->getLevelType()) == "FLAT"){
+				$generator = new Flat($options);
+				$options["preset"] = $this->getConfigString("generator-settings", "");
+			}else{
+				$generator = new Normal($options);
+			}
+		}
+		$gen = new WorldGenerator($this, $generator, $name, $seed === null ? Utils::readInt(Utils::getRandomBytes(4, false)) : (int) $seed);
+		$gen->generate();
+		$gen->close();
+
+		return true;
+	}
+
+	/**
+	 * @param string $name
+	 *
+	 * @return bool
+	 */
+	public function isLevelGenerated($name){
+		if(trim($name) === ""){
+			return false;
+		}
+		$path = $this->getDataPath() . "worlds/" . $name . "/";
+		if($this->getLevel($name) === false and !file_exists($path . "level.pmf")){
+			if(file_exists($path)){
+				$level = new LevelImport($path);
+				if($level->import() === false){ //Try importing a world
+					return false;
+				}
+			}else{
+				return false;
+			}
+		}
+
+		return true;
+	}
+
 	/**
 	 * @param string $variable
 	 * @param string $defaultValue
@@ -968,7 +1236,22 @@ class Server{
 		Generator::addGenerator("pocketmine\\level\\generator\\Flat", "flat");
 		Generator::addGenerator("pocketmine\\level\\generator\\Normal", "normal");
 		Generator::addGenerator("pocketmine\\level\\generator\\Normal", "default");
-		Level::init();
+
+		if($this->getDefaultLevel() === null){
+			$default = $this->getConfigString("level-name", "world");
+			if(trim($default) == ""){
+				trigger_error("level-name cannot be null", E_USER_WARNING);
+				$default = "world";
+				$this->setConfigString("level-name", "world");
+			}
+			if($this->loadLevel($default) === false){
+				$this->generateLevel($default, $this->getConfigInt("level-seed", time()));
+				$this->loadLevel($default);
+			}
+
+			$this->setDefaultLevel($this->getLevel($default));
+		}
+
 
 		$this->properties->save();
 		//TODO
@@ -1118,8 +1401,8 @@ class Server{
 			$player->kick("server stop");
 		}
 
-		foreach(Level::getAll() as $level){
-			$level->unload(true);
+		foreach($this->getLevels() as $level){
+			$this->unloadLevel($level, true);
 		}
 
 		HandlerList::unregisterAll();
@@ -1268,14 +1551,14 @@ class Server{
 		//TODO: Add level blocks
 
 		//Do level ticks
-		foreach(Level::getAll() as $level){
+		foreach($this->getLevels() as $level){
 			$level->doTick();
 		}
 	}
 
 	public function doAutoSave(){
 		$this->broadcast(TextFormat::GRAY . "Saving...", self::BROADCAST_CHANNEL_ADMINISTRATIVE);
-		Level::saveAll();
+		$this->saveLevels();
 	}
 
 	public function sendUsage(){
diff --git a/src/pocketmine/command/defaults/SeedCommand.php b/src/pocketmine/command/defaults/SeedCommand.php
index 2cfd38f4e..a9cee952f 100644
--- a/src/pocketmine/command/defaults/SeedCommand.php
+++ b/src/pocketmine/command/defaults/SeedCommand.php
@@ -22,8 +22,8 @@
 namespace pocketmine\command\defaults;
 
 use pocketmine\command\CommandSender;
-use pocketmine\level\Level;
 use pocketmine\Player;
+use pocketmine\Server;
 
 class SeedCommand extends VanillaCommand{
 
@@ -44,7 +44,7 @@ class SeedCommand extends VanillaCommand{
 		if($sender instanceof Player){
 			$seed = $sender->getLevel()->getSeed();
 		}else{
-			$seed = Level::getDefault()->getSeed();
+			$seed = Server::getInstance()->getDefaultLevel()->getSeed();
 		}
 		$sender->sendMessage("Seed: " . $seed);
 
diff --git a/src/pocketmine/level/Level.php b/src/pocketmine/level/Level.php
index 99b1742f0..b955a2297 100644
--- a/src/pocketmine/level/Level.php
+++ b/src/pocketmine/level/Level.php
@@ -31,16 +31,12 @@ use pocketmine\event\block\BlockBreakEvent;
 use pocketmine\event\block\BlockPlaceEvent;
 use pocketmine\event\player\PlayerInteractEvent;
 use pocketmine\item\Item;
-use pocketmine\level\generator\Flat;
 use pocketmine\level\generator\Generator;
-use pocketmine\level\generator\Normal;
 use pocketmine\math\Vector3 as Vector3;
 use pocketmine\nbt\NBT;
-use pocketmine\nbt\tag\Byte;
 use pocketmine\nbt\tag\Compound;
 use pocketmine\nbt\tag\Enum;
 use pocketmine\nbt\tag\Int;
-use pocketmine\nbt\tag\Short;
 use pocketmine\nbt\tag\String;
 use pocketmine\network\protocol\SetTimePacket;
 use pocketmine\network\protocol\UpdateBlockPacket;
@@ -52,9 +48,7 @@ use pocketmine\tile\Furnace;
 use pocketmine\tile\Sign;
 use pocketmine\tile\Tile;
 use pocketmine\utils\Cache;
-use pocketmine\utils\Config;
 use pocketmine\utils\Random;
-use pocketmine\utils\Utils;
 
 /**
  * Main Level handling class, includes all the methods used on them.
@@ -67,39 +61,19 @@ class Level{
 	const BLOCK_UPDATE_WEAK = 4;
 	const BLOCK_UPDATE_TOUCH = 5;
 
-	/**
-	 * @var Level[]
-	 */
-	public static $list = array();
-
-	/** @var Level */
-	public static $default = null;
-
-	public static $saveEnabled = true;
-
-	/**
-	 * @var Player[]
-	 */
+	/** @var Player[] */
 	public $players = array();
 
-	/**
-	 * @var Entity[]
-	 */
+	/** @var Entity[] */
 	public $entities = array();
 
-	/**
-	 * @var Entity[][]
-	 */
+	/** @var Entity[][] */
 	public $chunkEntities = array();
 
-	/**
-	 * @var Tile[]
-	 */
+	/** @var Tile[] */
 	public $tiles = array();
 
-	/**
-	 * @var Tile[][]
-	 */
+	/** @var Tile[][] */
 	public $chunkTiles = array();
 
 	public $nextSave;
@@ -107,264 +81,27 @@ class Level{
 	/** @var LevelFormat */
 	public $level;
 	public $stopTime;
-	private $time, $startCheck, $startTime;
+	private $time;
+	private $startCheck;
+	private $startTime;
 	/** @var Server */
 	private $server;
-	private $name, $usedChunks, $changedBlocks, $changedCount, $generator;
+	private $name;
+	private $usedChunks;
+	private $changedBlocks;
+	private $changedCount;
+	/** @var Generator */
+	private $generator;
 
-	public static function init(){
-		if(self::$default === null){
-			$default = Server::getInstance()->getConfigString("level-name", null);
-			if($default == ""){
-				trigger_error("level-name cannot be null", E_USER_ERROR);
-
-				return;
-			}
-			if(self::loadLevel($default) === false){
-				self::generateLevel($default, 0); //TODO: Server->getSeed();
-				self::loadLevel($default);
-			}
-			self::$default = self::get($default);
-		}
-	}
+	private $autoSave = true;
 
 	/**
-	 * Saves all the levels
-	 *
-	 * @return void
+	 * @param Server      $server
+	 * @param LevelFormat $level
+	 * @param string      $name
 	 */
-	public static function saveAll(){
-		foreach(self::$list as $level){
-			$level->save();
-		}
-	}
-
-	/**
-	 * Returns an array of all the loaded Levels
-	 *
-	 * @return Level[]
-	 */
-	public static function getAll(){
-		return self::$list;
-	}
-
-	/**
-	 * Gets the default Level on the Server
-	 *
-	 * @return Level
-	 */
-	public static function getDefault(){
-		return self::$default;
-	}
-
-	/**
-	 * Gets a loaded Level
-	 *
-	 * @param $name string Level name
-	 *
-	 * @return bool|Level
-	 */
-	public static function get($name){
-		if($name !== "" and isset(self::$list[$name])){
-			return self::$list[$name];
-		}
-
-		return false;
-	}
-
-	/**
-	 * Loads a level from the data directory
-	 *
-	 * @param $name
-	 *
-	 * @return bool
-	 */
-	public static function loadLevel($name){
-		if(self::get($name) !== false){
-			return true;
-		}elseif(self::levelExists($name) === false){
-			console("[NOTICE] Level \"" . $name . "\" not found");
-
-			return false;
-		}
-		$path = \pocketmine\DATA . "worlds/" . $name . "/";
-		console("[INFO] Preparing level \"" . $name . "\"");
-		$level = new LevelFormat($path . "level.pmf");
-		if(!$level->isLoaded){
-			console("[ERROR] Could not load level \"" . $name . "\"");
-
-			return false;
-		}
-		//$entities = new Config($path."entities.yml", Config::YAML);
-		if(file_exists($path . "tileEntities.yml")){
-			@rename($path . "tileEntities.yml", $path . "tiles.yml");
-		}
-		$blockUpdates = new Config($path . "bupdates.yml", Config::YAML);
-		$level = new Level($level, $name);
-		/*foreach($entities->getAll() as $entity){
-			if(!isset($entity["id"])){
-				break;
-			}
-			if($entity["id"] === 64){ //Item Drop
-				$e = $this->server->api->entity->add($this->levels[$name], ENTITY_ITEM, $entity["Item"]["id"], array(
-					"meta" => $entity["Item"]["Damage"],
-					"stack" => $entity["Item"]["Count"],
-					"x" => $entity["Pos"][0],
-					"y" => $entity["Pos"][1],
-					"z" => $entity["Pos"][2],
-					"yaw" => $entity["Rotation"][0],
-					"pitch" => $entity["Rotation"][1],
-				));
-			}elseif($entity["id"] === FALLING_SAND){
-				$e = $this->server->api->entity->add($this->levels[$name], ENTITY_FALLING, $entity["id"], $entity);
-				$e->setPosition(new Vector3($entity["Pos"][0], $entity["Pos"][1], $entity["Pos"][2]), $entity["Rotation"][0], $entity["Rotation"][1]);
-				$e->setHealth($entity["Health"]);
-			}elseif($entity["id"] === OBJECT_PAINTING or $entity["id"] === OBJECT_ARROW){ //Painting
-				$e = $this->server->api->entity->add($this->levels[$name], ENTITY_OBJECT, $entity["id"], $entity);
-				$e->setPosition(new Vector3($entity["Pos"][0], $entity["Pos"][1], $entity["Pos"][2]), $entity["Rotation"][0], $entity["Rotation"][1]);
-				$e->setHealth(1);
-			}else{
-				$e = $this->server->api->entity->add($this->levels[$name], ENTITY_MOB, $entity["id"], $entity);
-				$e->setPosition(new Vector3($entity["Pos"][0], $entity["Pos"][1], $entity["Pos"][2]), $entity["Rotation"][0], $entity["Rotation"][1]);
-				$e->setHealth($entity["Health"]);
-			}
-		}*/
-
-		if(file_exists($path . "tiles.yml")){
-			$tiles = new Config($path . "tiles.yml", Config::YAML);
-			foreach($tiles->getAll() as $tile){
-				if(!isset($tile["id"])){
-					continue;
-				}
-				$level->loadChunk($tile["x"] >> 4, $tile["z"] >> 4);
-
-				$nbt = new Compound(false, array());
-				foreach($tile as $index => $data){
-					switch($index){
-						case "Items":
-							$tag = new Enum("Items", array());
-							$tag->setTagType(NBT::TAG_Compound);
-							foreach($data as $slot => $fields){
-								$tag[(int) $slot] = new Compound(false, array(
-									"Count" => new Byte("Count", $fields["Count"]),
-									"Slot" => new Short("Slot", $fields["Slot"]),
-									"Damage" => new Short("Damage", $fields["Damage"]),
-									"id" => new String("id", $fields["id"])
-								));
-							}
-							$nbt["Items"] = $tag;
-							break;
-
-						case "id":
-						case "Text1":
-						case "Text2":
-						case "Text3":
-						case "Text4":
-							$nbt[$index] = new String($index, $data);
-							break;
-
-						case "x":
-						case "y":
-						case "z":
-						case "pairx":
-						case "pairz":
-							$nbt[$index] = new Int($index, $data);
-							break;
-
-						case "BurnTime":
-						case "CookTime":
-						case "MaxTime":
-							$nbt[$index] = new Short($index, $data);
-							break;
-					}
-				}
-				switch($tile["id"]){
-					case Tile::FURNACE:
-						new Furnace($level, $nbt);
-						break;
-					case Tile::CHEST:
-						new Chest($level, $nbt);
-						break;
-					case Tile::SIGN:
-						new Sign($level, $nbt);
-						break;
-				}
-			}
-			unlink($path . "tiles.yml");
-			$level->save(true, true);
-		}
-
-		//TODO
-		/*foreach($blockUpdates->getAll() as $bupdate){
-			Server::getInstance()->api->block->scheduleBlockUpdate(new Position((int) $bupdate["x"], (int) $bupdate["y"], (int) $bupdate["z"], $level), (float) $bupdate["delay"], (int) $bupdate["type"]);
-		}*/
-
-		return true;
-	}
-
-	/**
-	 * Generates a new level
-	 *
-	 * @param string     $name
-	 * @param bool       $seed
-	 * @param bool       $generator
-	 * @param bool|array $options
-	 *
-	 * @return bool
-	 */
-	public static function generateLevel($name, $seed = false, $generator = false, $options = false){
-		if($name == "" or self::levelExists($name)){
-			return false;
-		}
-		$options = array();
-		if($options === false and trim(Server::getInstance()->getConfigString("generator-settings", "")) !== ""){
-			$options["preset"] = Server::getInstance()->getConfigString("generator-settings", "");
-		}
-
-		if($generator !== false and class_exists($generator)){
-			$generator = new $generator($options);
-		}else{
-			if(strtoupper(Server::getInstance()->getLevelType()) == "FLAT"){
-				$generator = new Flat($options);
-			}else{
-				$generator = new Normal($options);
-			}
-		}
-		$gen = new WorldGenerator($generator, $name, $seed === false ? Utils::readInt(Utils::getRandomBytes(4, false)) : (int) $seed);
-		$gen->generate();
-		$gen->close();
-
-		return true;
-	}
-
-	/**
-	 * Searches if a level exists on file
-	 *
-	 * @param string $name
-	 *
-	 * @return bool
-	 */
-	public static function levelExists($name){
-		if($name === ""){
-			return false;
-		}
-		$path = \pocketmine\DATA . "worlds/" . $name . "/";
-		if(self::get($name) === false and !file_exists($path . "level.pmf")){
-			if(file_exists($path)){
-				$level = new LevelImport($path);
-				if($level->import() === false){
-					return false;
-				}
-			}else{
-				return false;
-			}
-		}
-
-		return true;
-	}
-
-	public function __construct(LevelFormat $level, $name){
-		$this->server = Server::getInstance();
+	public function __construct(Server $server, LevelFormat $level, $name){
+		$this->server = $server;
 		$this->level = $level;
 		$this->level->level = $this;
 		$this->startTime = $this->time = (int) $this->level->getData("time");
@@ -378,7 +115,20 @@ class Level{
 		$gen = Generator::getGenerator($this->level->levelData["generator"]);
 		$this->generator = new $gen((array) $this->level->levelData["generatorSettings"]);
 		$this->generator->init($this, new Random($this->level->levelData["seed"]));
-		self::$list[$name] = $this;
+	}
+
+	/**
+	 * @return bool
+	 */
+	public function getAutoSave(){
+		return $this->autoSave === true;
+	}
+
+	/**
+	 * @param bool $value
+	 */
+	public function setAutoSave($value){
+		$this->autoSave = $value;
 	}
 
 	public function close(){
@@ -394,22 +144,23 @@ class Level{
 	 * @return bool
 	 */
 	public function unload($force = false){
-		if($this === self::getDefault() and $force !== true){
+		if($this === $this->server->getDefaultLevel() and $force !== true){
 			return false;
 		}
 		console("[INFO] Unloading level \"" . $this->getName() . "\"");
 		$this->nextSave = PHP_INT_MAX;
 		$this->save();
+		$defaultLevel = $this->server->getDefaultLevel();
 		foreach($this->getPlayers() as $player){
-			if($this === self::getDefault()){
-				$player->close($player->getName() . " has left the game", "forced level unload");
-			}else{
-				$player->teleport(Level::getDefault()->getSafeSpawn());
+			if($this === $defaultLevel or $defaultLevel === null){
+				$player->close($player->getName() . " has left the game", "forced default level unload");
+			}elseif($defaultLevel instanceof Level){
+				$player->teleport($this->server->getDefaultLevel()->getSafeSpawn());
 			}
 		}
 		$this->close();
-		if($this === self::getDefault()){
-			self::$default = null;
+		if($this === $defaultLevel){
+			$this->server->setDefaultLevel(null);
 		}
 
 		return true;
@@ -581,7 +332,7 @@ class Level{
 					unset($this->usedChunks[$i]);
 					LevelFormat::getXZ($i, $X, $Z);
 					if(!$this->isSpawnChunk($X, $Z)){
-						$this->level->unloadChunk($X, $Z, self::$saveEnabled);
+						$this->level->unloadChunk($X, $Z, $this->getAutoSave());
 					}
 				}
 			}
@@ -617,14 +368,23 @@ class Level{
 	}
 
 	public function __destruct(){
-		unset(self::$list[$this->getName()]);
 		if(isset($this->level)){
 			$this->save(false, false);
 			$this->level->closeLevel();
-			unset($this->level);
+			if($this->isLoaded()){
+				unset($this->level);
+				$this->server->unloadLevel($this, true);
+			}
 		}
 	}
 
+	/**
+	 * @return bool
+	 */
+	public function isLoaded(){
+		return $this->level instanceof LevelFormat;
+	}
+
 	/**
 	 * @param bool $force
 	 * @param bool $extra
@@ -635,10 +395,10 @@ class Level{
 		if(!isset($this->level)){
 			return false;
 		}
-		//TODO: save enabled/disabled
-		/*if(self::$saveEnabled === false and $force === false){
+
+		if($this->getAutoSave() === false and $force === false){
 			return;
-		}*/
+		}
 
 		if($extra !== false){
 			$this->doSaveRoundExtra();
@@ -648,6 +408,8 @@ class Level{
 		$this->level->doSaveRound($force);
 		$this->level->saveData();
 		$this->nextSave = microtime(true) + 45;
+
+		return true;
 	}
 
 	protected function doSaveRoundExtra(){
@@ -884,7 +646,7 @@ class Level{
 		if($player instanceof Player){
 			$this->server->getPluginManager()->callEvent($ev = new PlayerInteractEvent($player, $item, $target, $face));
 			if(!$ev->isCancelled()){
-				$target->onUpdate(Level::BLOCK_UPDATE_TOUCH);
+				$target->onUpdate(self::BLOCK_UPDATE_TOUCH);
 			}
 		}
 
@@ -1164,7 +926,7 @@ class Level{
 		unset($this->chunkTiles[$index]);
 		Cache::remove("world:{$this->name}:$X:$Z");
 
-		return $this->level->unloadChunk($X, $Z, self::$saveEnabled);
+		return $this->level->unloadChunk($X, $Z, $this->getAutoSave());
 	}
 
 	/**
diff --git a/src/pocketmine/level/WorldGenerator.php b/src/pocketmine/level/WorldGenerator.php
index 2d8995d59..7bfcdeda6 100644
--- a/src/pocketmine/level/WorldGenerator.php
+++ b/src/pocketmine/level/WorldGenerator.php
@@ -23,18 +23,24 @@ namespace pocketmine\level;
 
 use pocketmine\level\generator\Generator;
 use pocketmine\pmf\LevelFormat;
-use pocketmine\utils\Config;
+use pocketmine\Server;
 use pocketmine\utils\Random;
 use pocketmine\utils\Utils;
 
 class WorldGenerator{
-	private $seed, $level, $path, $random, $generator, $height;
+	private $seed, $level, $path, $random, $generator, $server;
 
-	public function __construct(Generator $generator, $name, $seed = false, $height = 8){
-		$this->seed = $seed !== false ? (int) $seed : Utils::readInt(Utils::getRandomBytes(4, false));
+	/**
+	 * @param Server    $server
+	 * @param Generator $generator
+	 * @param string    $name
+	 * @param int       $seed
+	 */
+	public function __construct(Server $server, Generator $generator, $name, $seed = null){
+		$this->seed = $seed !== null ? (int) $seed : Utils::readInt(Utils::getRandomBytes(4, false));
 		$this->random = new Random($this->seed);
-		$this->height = (int) $height;
-		$this->path = \pocketmine\DATA . "worlds/" . $name . "/";
+		$this->server = $server;
+		$this->path = $this->server->getDataPath() . "worlds/" . $name . "/";
 		$this->generator = $generator;
 		$level = new LevelFormat($this->path . "level.pmf", array(
 			"name" => $name,
@@ -43,13 +49,12 @@ class WorldGenerator{
 			"spawnX" => 128,
 			"spawnY" => 128,
 			"spawnZ" => 128,
-			"height" => $this->height,
+			"height" => 8,
 			"generator" => $this->generator->getName(),
 			"generatorSettings" => $this->generator->getSettings(),
 			"extra" => ""
 		));
-		$blockUpdates = new Config($this->path . "bupdates.yml", Config::YAML);
-		$this->level = new Level($level, $name);
+		$this->level = new Level($this->server, $level, $name);
 	}
 
 	public function generate(){
diff --git a/src/pocketmine/network/query/QueryHandler.php b/src/pocketmine/network/query/QueryHandler.php
index 57ac78a53..5fe9b09d9 100644
--- a/src/pocketmine/network/query/QueryHandler.php
+++ b/src/pocketmine/network/query/QueryHandler.php
@@ -25,7 +25,6 @@
  */
 namespace pocketmine\network\query;
 
-use pocketmine\level\Level;
 use pocketmine\Server;
 use pocketmine\utils\Utils;
 
@@ -73,7 +72,7 @@ class QueryHandler{
 			"version" => $this->server->getVersion(),
 			"server_engine" => $this->server->getName() . " " . $this->server->getPocketMineVersion(),
 			"plugins" => $plist,
-			"map" => Level::getDefault()->getName(),
+			"map" => $this->server->getDefaultLevel()->getName(),
 			"numplayers" => count($this->server->getOnlinePlayers()),
 			"maxplayers" => $this->server->getMaxPlayers(),
 			"whitelist" => $this->server->hasWhitelist() === true ? "on" : "off",
@@ -131,7 +130,7 @@ class QueryHandler{
 					}
 					$pk->payload = $this->longData;
 				}else{
-					$pk->payload = $this->server->getServerName() . "\x00" . (($this->server->getGamemode() & 0x01) === 0 ? "SMP" : "CMP") . "\x00" . Level::getDefault()->getName() . "\x00" . count($this->server->getOnlinePlayers()) . "\x00" . $this->server->getMaxPlayers() . "\x00" . Utils::writeLShort($this->server->getPort()) . $this->server->getIp() . "\x00";
+					$pk->payload = $this->server->getServerName() . "\x00" . (($this->server->getGamemode() & 0x01) === 0 ? "SMP" : "CMP") . "\x00" . $this->server->getDefaultLevel()->getName() . "\x00" . count($this->server->getOnlinePlayers()) . "\x00" . $this->server->getMaxPlayers() . "\x00" . Utils::writeLShort($this->server->getPort()) . $this->server->getIp() . "\x00";
 				}
 				$pk->encode();
 				$this->server->sendPacket($pk);
diff --git a/src/pocketmine/utils/Utils.php b/src/pocketmine/utils/Utils.php
index a5daf896b..3ee320b8e 100644
--- a/src/pocketmine/utils/Utils.php
+++ b/src/pocketmine/utils/Utils.php
@@ -27,10 +27,7 @@ namespace pocketmine\utils;
 use pocketmine\item\Item;
 
 /**
- * Class Utils
  * Big collection of functions
- *
- * @package PocketMine\Utils
  */
 class Utils{
 	const BIG_ENDIAN = 0x00;