diff --git a/src/pocketmine/CrashDump.php b/src/pocketmine/CrashDump.php
index 5bfc6b569..45504df64 100644
--- a/src/pocketmine/CrashDump.php
+++ b/src/pocketmine/CrashDump.php
@@ -24,6 +24,7 @@ namespace pocketmine;
 use pocketmine\network\mcpe\protocol\ProtocolInfo;
 use pocketmine\plugin\PluginBase;
 use pocketmine\plugin\PluginLoadOrder;
+use pocketmine\plugin\PluginManager;
 use pocketmine\utils\Utils;
 use pocketmine\utils\VersionString;
 use raklib\RakLib;
@@ -86,7 +87,7 @@ class CrashDump{
 	}
 
 	private function pluginsData(){
-		if(class_exists("pocketmine\\plugin\\PluginManager", false)){
+		if($this->server->getPluginManager() instanceof PluginManager){
 			$this->addLine();
 			$this->addLine("Loaded plugins:");
 			$this->data["plugins"] = [];
@@ -224,6 +225,7 @@ class CrashDump{
 	private function generalData(){
 		$version = new VersionString();
 		$this->data["general"] = [];
+		$this->data["general"]["name"] = $this->server->getName();
 		$this->data["general"]["version"] = $version->get(false);
 		$this->data["general"]["build"] = $version->getBuild();
 		$this->data["general"]["protocol"] = ProtocolInfo::CURRENT_PROTOCOL;
@@ -235,7 +237,7 @@ class CrashDump{
 		$this->data["general"]["zend"] = zend_version();
 		$this->data["general"]["php_os"] = PHP_OS;
 		$this->data["general"]["os"] = Utils::getOS();
-		$this->addLine("PocketMine-MP version: " . $version->get(false) . " #" . $version->getBuild() . " [Protocol " . ProtocolInfo::CURRENT_PROTOCOL . "; API " . API_VERSION . "]");
+		$this->addLine($this->server->getName() . " version: " . $version->get(false) . " #" . $version->getBuild() . " [Protocol " . ProtocolInfo::CURRENT_PROTOCOL . "; API " . API_VERSION . "]");
 		$this->addLine("Git commit: " . GIT_COMMIT);
 		$this->addLine("uname -a: " . php_uname("a"));
 		$this->addLine("PHP Version: " . phpversion());
diff --git a/src/pocketmine/MemoryManager.php b/src/pocketmine/MemoryManager.php
index b7e149b2a..8b291dd9c 100644
--- a/src/pocketmine/MemoryManager.php
+++ b/src/pocketmine/MemoryManager.php
@@ -214,6 +214,8 @@ class MemoryManager{
 	}
 
 	public function dumpServerMemory($outputFolder, $maxNesting, $maxStringSize){
+		$hardLimit = ini_get('memory_limit');
+		ini_set('memory_limit', -1);
 		gc_disable();
 
 		if(!file_exists($outputFolder)){
@@ -232,6 +234,32 @@ class MemoryManager{
 
 		$refCounts = [];
 
+		$instanceCounts = [];
+
+		$staticCount = 0;
+		foreach($this->server->getLoader()->getClasses() as $className){
+			$reflection = new \ReflectionClass($className);
+			$staticProperties[$className] = [];
+			foreach($reflection->getProperties() as $property){
+				if(!$property->isStatic() or $property->getDeclaringClass()->getName() !== $className){
+					continue;
+				}
+
+				if(!$property->isPublic()){
+					$property->setAccessible(true);
+				}
+
+				$staticCount++;
+				$this->continueDump($property->getValue(), $staticProperties[$className][$property->getName()], $objects, $refCounts, 0, $maxNesting, $maxStringSize);
+			}
+
+			if(count($staticProperties[$className]) === 0){
+				unset($staticProperties[$className]);
+			}
+		}
+
+		echo "[Dump] Wrote $staticCount static properties\n";
+
 		$this->continueDump($this->server, $data, $objects, $refCounts, 0, $maxNesting, $maxStringSize);
 
 		do{
@@ -243,6 +271,11 @@ class MemoryManager{
 				$continue = true;
 
 				$className = get_class($object);
+				if(!isset($instanceCounts[$className])){
+					$instanceCounts[$className] = 1;
+				}else{
+					$instanceCounts[$className]++;
+				}
 
 				$objects[$hash] = true;
 
@@ -273,33 +306,23 @@ class MemoryManager{
 				}
 
 				fwrite($obData, "$hash@$className: " . json_encode($info, JSON_UNESCAPED_SLASHES) . "\n");
-
-				if(!isset($objects["staticProperties"][$className])){
-					$staticProperties[$className] = [];
-					foreach($reflection->getProperties() as $property){
-						if(!$property->isStatic() or $property->getDeclaringClass()->getName() !== $className){
-							continue;
-						}
-
-						if(!$property->isPublic()){
-							$property->setAccessible(true);
-						}
-						$this->continueDump($property->getValue($object), $staticProperties[$className][$property->getName()], $objects, $refCounts, 0, $maxNesting, $maxStringSize);
-					}
-				}
 			}
 
 			echo "[Dump] Wrote " . count($objects) . " objects\n";
 		}while($continue);
-		
+
 		fclose($obData);
 
 		file_put_contents($outputFolder . "/staticProperties.js", json_encode($staticProperties, JSON_UNESCAPED_SLASHES | JSON_PRETTY_PRINT));
 		file_put_contents($outputFolder . "/serverEntry.js", json_encode($data, JSON_UNESCAPED_SLASHES | JSON_PRETTY_PRINT));
 		file_put_contents($outputFolder . "/referenceCounts.js", json_encode($refCounts, JSON_UNESCAPED_SLASHES | JSON_PRETTY_PRINT));
 
+		arsort($instanceCounts, SORT_NUMERIC);
+		file_put_contents($outputFolder . "/instanceCounts.js", json_encode($instanceCounts, JSON_UNESCAPED_SLASHES | JSON_PRETTY_PRINT));
+
 		echo "[Dump] Finished!\n";
 
+		ini_set('memory_limit', $hardLimit);
 		gc_enable();
 	}
 
diff --git a/src/pocketmine/Player.php b/src/pocketmine/Player.php
index bf2940113..8666e0e0e 100644
--- a/src/pocketmine/Player.php
+++ b/src/pocketmine/Player.php
@@ -184,7 +184,6 @@ use pocketmine\network\mcpe\protocol\StopSoundPacket;
 use pocketmine\network\mcpe\protocol\TakeItemEntityPacket;
 use pocketmine\network\mcpe\protocol\TextPacket;
 use pocketmine\network\mcpe\protocol\TransferPacket;
-use pocketmine\network\mcpe\protocol\UnknownPacket;
 use pocketmine\network\mcpe\protocol\UpdateAttributesPacket;
 use pocketmine\network\mcpe\protocol\UpdateBlockPacket;
 use pocketmine\network\mcpe\protocol\UpdateTradePacket;
@@ -3464,11 +3463,20 @@ class Player extends Human implements CommandSender, InventoryHolder, ChunkLoade
 	public function addTitle(string $title, string $subtitle = "", int $fadeIn = -1, int $stay = -1, int $fadeOut = -1){
 		$this->setTitleDuration($fadeIn, $stay, $fadeOut);
 		if($subtitle !== ""){
-			$this->sendTitleText($subtitle, SetTitlePacket::TYPE_SET_SUBTITLE);
+			$this->addSubTitle($subtitle);
 		}
 		$this->sendTitleText($title, SetTitlePacket::TYPE_SET_TITLE);
 	}
 
+	/**
+	 * Sets the subtitle message, without sending a title.
+	 *
+	 * @param string $subtitle
+	 */
+	public function addSubTitle(string $subtitle){
+	    $this->sendTitleText($subtitle, SetTitlePacket::TYPE_SET_SUBTITLE);
+	}
+
 	/**
 	 * Adds small text to the user's screen.
 	 *
@@ -3487,6 +3495,15 @@ class Player extends Human implements CommandSender, InventoryHolder, ChunkLoade
 		$this->dataPacket($pk);
 	}
 
+	/**
+	 * Resets the title duration settings.
+	 */
+	public function resetTitles(){
+	    $pk = new SetTitlePacket();
+	    $pk->type = SetTitlePacket::TYPE_RESET_TITLE;
+	    $this->dataPacket($pk);
+	}
+
 	/**
 	 * Sets the title duration.
 	 *
diff --git a/src/pocketmine/Server.php b/src/pocketmine/Server.php
index ee7fac6cf..a8b150619 100644
--- a/src/pocketmine/Server.php
+++ b/src/pocketmine/Server.php
@@ -1940,8 +1940,10 @@ class Server{
 				UPnP::RemovePortForward($this->getPort());
 			}
 
-			$this->getLogger()->debug("Disabling all plugins");
-			$this->pluginManager->disablePlugins();
+			if($this->pluginManager instanceof PluginManager){
+				$this->getLogger()->debug("Disabling all plugins");
+				$this->pluginManager->disablePlugins();
+			}
 
 			foreach($this->players as $player){
 				$player->close($player->getLeaveMessage(), $this->getProperty("settings.shutdown-message", "Server closed"));
@@ -2084,7 +2086,8 @@ class Server{
 		try{
 			$dump = new CrashDump($this);
 		}catch(\Throwable $e){
-			$this->logger->critical($this->getLanguage()->translateString("pocketmine.crash.error", $e->getMessage()));
+			$this->logger->logException($e);
+			$this->logger->critical($this->getLanguage()->translateString("pocketmine.crash.error", [$e->getMessage()]));
 			return;
 		}
 
@@ -2199,9 +2202,6 @@ class Server{
 		$pk = new PlayerListPacket();
 		$pk->type = PlayerListPacket::TYPE_ADD;
 		foreach($this->playerList as $player){
-			if($p === $player){
-				continue; //fixes duplicates
-			}
 			$pk->entries[] = [$player->getUniqueId(), $player->getId(), $player->getDisplayName(), $player->getSkinId(), $player->getSkinData()];
 		}
 
diff --git a/src/pocketmine/command/Command.php b/src/pocketmine/command/Command.php
index 189a3b03b..0795665ac 100644
--- a/src/pocketmine/command/Command.php
+++ b/src/pocketmine/command/Command.php
@@ -46,11 +46,6 @@ abstract class Command{
 	/** @var string */
 	private $label;
 
-	/**
-	 * @var string[]
-	 */
-	private $aliases = [];
-
 	/**
 	 * @var string[]
 	 */
@@ -79,11 +74,11 @@ abstract class Command{
 	 */
 	public function __construct($name, $description = "", $usageMessage = null, array $aliases = []){
 		$this->commandData = self::generateDefaultData();
-		$this->name = $this->nextLabel = $this->label = $name;
+		$this->name = $name;
+		$this->setLabel($name);
 		$this->setDescription($description);
 		$this->usageMessage = $usageMessage === null ? "/" . $name : $usageMessage;
 		$this->setAliases($aliases);
-		$this->timings = new TimingsHandler("** Command: " . $name);
 	}
 
 	/**
@@ -208,6 +203,9 @@ abstract class Command{
 	public function setLabel($name){
 		$this->nextLabel = $name;
 		if(!$this->isRegistered()){
+			if($this->timings instanceof TimingsHandler){
+				$this->timings->remove();
+			}
 			$this->timings = new TimingsHandler("** Command: " . $name);
 			$this->label = $name;
 
diff --git a/src/pocketmine/command/SimpleCommandMap.php b/src/pocketmine/command/SimpleCommandMap.php
index ae959c8ad..9d934bede 100644
--- a/src/pocketmine/command/SimpleCommandMap.php
+++ b/src/pocketmine/command/SimpleCommandMap.php
@@ -57,6 +57,7 @@ use pocketmine\command\defaults\TeleportCommand;
 use pocketmine\command\defaults\TellCommand;
 use pocketmine\command\defaults\TimeCommand;
 use pocketmine\command\defaults\TimingsCommand;
+use pocketmine\command\defaults\TitleCommand;
 use pocketmine\command\defaults\TransferServerCommand;
 use pocketmine\command\defaults\VanillaCommand;
 use pocketmine\command\defaults\VersionCommand;
@@ -115,6 +116,7 @@ class SimpleCommandMap implements CommandMap{
 		$this->register("pocketmine", new TeleportCommand("tp"));
 		$this->register("pocketmine", new TimeCommand("time"));
 		$this->register("pocketmine", new TimingsCommand("timings"));
+		$this->register("pocketmine", new TitleCommand("title"));
 		$this->register("pocketmine", new ReloadCommand("reload"));
 		$this->register("pocketmine", new TransferServerCommand("transferserver"));
 
@@ -302,4 +304,4 @@ class SimpleCommandMap implements CommandMap{
 	}
 
 
-}
\ No newline at end of file
+}
diff --git a/src/pocketmine/command/defaults/EffectCommand.php b/src/pocketmine/command/defaults/EffectCommand.php
index 76e761b38..559d5576a 100644
--- a/src/pocketmine/command/defaults/EffectCommand.php
+++ b/src/pocketmine/command/defaults/EffectCommand.php
@@ -75,7 +75,6 @@ class EffectCommand extends VanillaCommand{
 			return true;
 		}
 
-		$duration = 300;
 		$amplification = 0;
 
 		if(count($args) >= 3){
diff --git a/src/pocketmine/command/defaults/TitleCommand.php b/src/pocketmine/command/defaults/TitleCommand.php
new file mode 100644
index 000000000..68423c842
--- /dev/null
+++ b/src/pocketmine/command/defaults/TitleCommand.php
@@ -0,0 +1,102 @@
+<?php
+
+/*
+ *
+ *  ____            _        _   __  __ _                  __  __ ____
+ * |  _ \ ___   ___| | _____| |_|  \/  (_)_ __   ___      |  \/  |  _ \
+ * | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
+ * |  __/ (_) | (__|   <  __/ |_| |  | | | | | |  __/_____| |  | |  __/
+ * |_|   \___/ \___|_|\_\___|\__|_|  |_|_|_| |_|\___|     |_|  |_|_|
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * @author PocketMine Team
+ * @link http://www.pocketmine.net/
+ *
+ *
+*/
+
+namespace pocketmine\command\defaults;
+
+use pocketmine\command\CommandSender;
+use pocketmine\event\TranslationContainer;
+
+class TitleCommand extends VanillaCommand{
+
+	public function __construct($name){
+		parent::__construct(
+			$name,
+			"%pocketmine.command.title.description",
+			"%commands.title.usage"
+		);
+		$this->setPermission("pocketmine.command.title");
+	}
+
+	public function execute(CommandSender $sender, $currentAlias, array $args){
+		if(!$this->testPermission($sender)){
+			return true;
+		}
+
+		if(count($args) < 2){
+			$sender->sendMessage(new TranslationContainer("commands.generic.usage", [$this->usageMessage]));
+			return true;
+		}
+
+		$player = $sender->getServer()->getPlayer($args[0]);
+		if($player === null){
+			$sender->sendMessage(new TranslationContainer("commands.generic.player.notFound"));
+			return true;
+		}
+
+		switch($args[1]){
+			case "clear":
+				$player->removeTitles();
+				break;
+			case "reset":
+				$player->resetTitles();
+				break;
+			case "title":
+				if(count($args) < 3){
+					$sender->sendMessage(new TranslationContainer("commands.generic.usage", [$this->usageMessage]));
+					return false;
+				}
+
+				$player->addTitle(implode(" ", array_slice($args, 2)));
+				break;
+			case "subtitle":
+				if(count($args) < 3){
+					$sender->sendMessage(new TranslationContainer("commands.generic.usage", [$this->usageMessage]));
+					return false;
+				}
+
+				$player->addSubTitle(implode(" ", array_slice($args, 2)));
+				break;
+			case "actionbar":
+				if(count($args) < 3){
+					$sender->sendMessage(new TranslationContainer("commands.generic.usage", [$this->usageMessage]));
+					return false;
+				}
+
+				$player->addActionBarMessage(implode(" ", array_slice($args, 2)));
+				break;
+			case "times":
+				if(count($args) < 4){
+					$sender->sendMessage(new TranslationContainer("commands.generic.usage", [$this->usageMessage]));
+					return false;
+				}
+
+				$player->setTitleDuration($this->getInteger($sender, $args[2]), $this->getInteger($sender, $args[3]), $this->getInteger($sender, $args[4]));
+				break;
+			default:
+				$sender->sendMessage(new TranslationContainer("commands.generic.usage", [$this->usageMessage]));
+				return false;
+		}
+
+		$sender->sendMessage(new TranslationContainer("commands.title.success"));
+
+		return true;
+	}
+}
diff --git a/src/pocketmine/level/format/io/region/McRegion.php b/src/pocketmine/level/format/io/region/McRegion.php
index b8fe71378..5d9e29758 100644
--- a/src/pocketmine/level/format/io/region/McRegion.php
+++ b/src/pocketmine/level/format/io/region/McRegion.php
@@ -30,7 +30,6 @@ use pocketmine\level\format\io\ChunkUtils;
 use pocketmine\level\format\SubChunk;
 use pocketmine\level\generator\Generator;
 use pocketmine\level\Level;
-use pocketmine\level\LevelException;
 use pocketmine\nbt\NBT;
 use pocketmine\nbt\tag\{
 	ByteArrayTag, ByteTag, CompoundTag, IntArrayTag, IntTag, ListTag, LongTag, StringTag
diff --git a/src/pocketmine/level/format/io/region/RegionLoader.php b/src/pocketmine/level/format/io/region/RegionLoader.php
index c76278364..c98a2a34b 100644
--- a/src/pocketmine/level/format/io/region/RegionLoader.php
+++ b/src/pocketmine/level/format/io/region/RegionLoader.php
@@ -25,7 +25,6 @@ namespace pocketmine\level\format\io\region;
 
 use pocketmine\level\format\Chunk;
 use pocketmine\level\format\io\ChunkException;
-use pocketmine\level\LevelException;
 use pocketmine\utils\Binary;
 use pocketmine\utils\MainLogger;
 
diff --git a/src/pocketmine/network/mcpe/NetworkSession.php b/src/pocketmine/network/mcpe/NetworkSession.php
index b9d56098e..7157846f4 100644
--- a/src/pocketmine/network/mcpe/NetworkSession.php
+++ b/src/pocketmine/network/mcpe/NetworkSession.php
@@ -103,7 +103,6 @@ use pocketmine\network\mcpe\protocol\StopSoundPacket;
 use pocketmine\network\mcpe\protocol\TakeItemEntityPacket;
 use pocketmine\network\mcpe\protocol\TextPacket;
 use pocketmine\network\mcpe\protocol\TransferPacket;
-use pocketmine\network\mcpe\protocol\UnknownPacket;
 use pocketmine\network\mcpe\protocol\UpdateAttributesPacket;
 use pocketmine\network\mcpe\protocol\UpdateBlockPacket;
 use pocketmine\network\mcpe\protocol\UpdateTradePacket;
diff --git a/src/pocketmine/network/mcpe/protocol/DropItemPacket.php b/src/pocketmine/network/mcpe/protocol/DropItemPacket.php
index 98fff9df9..be25e0c7b 100644
--- a/src/pocketmine/network/mcpe/protocol/DropItemPacket.php
+++ b/src/pocketmine/network/mcpe/protocol/DropItemPacket.php
@@ -24,12 +24,14 @@ namespace pocketmine\network\mcpe\protocol;
 #include <rules/DataPacket.h>
 
 
+use pocketmine\item\Item;
 use pocketmine\network\mcpe\NetworkSession;
 
 class DropItemPacket extends DataPacket{
 	const NETWORK_ID = ProtocolInfo::DROP_ITEM_PACKET;
 
 	public $type;
+	/** @var Item */
 	public $item;
 
 	public function decode(){
diff --git a/src/pocketmine/permission/DefaultPermissions.php b/src/pocketmine/permission/DefaultPermissions.php
index 079db04ff..10852f80a 100644
--- a/src/pocketmine/permission/DefaultPermissions.php
+++ b/src/pocketmine/permission/DefaultPermissions.php
@@ -124,6 +124,7 @@ abstract class DefaultPermissions{
 		self::registerPermission(new Permission(self::ROOT . ".command.spawnpoint", "Allows the user to change player's spawnpoint", Permission::DEFAULT_OP), $commands);
 		self::registerPermission(new Permission(self::ROOT . ".command.setworldspawn", "Allows the user to change the world spawn", Permission::DEFAULT_OP), $commands);
 		self::registerPermission(new Permission(self::ROOT . ".command.transferserver", "Allows the user to transfer self to another server", Permission::DEFAULT_OP), $commands);
+		self::registerPermission(new Permission(self::ROOT . ".command.title", "Allows the user to send a title to the specified player", Permission::DEFAULT_OP), $commands);
 
 		$commands->recalculatePermissibles();
 
diff --git a/src/pocketmine/utils/BinaryStream.php b/src/pocketmine/utils/BinaryStream.php
index a1234ceb2..ebba43124 100644
--- a/src/pocketmine/utils/BinaryStream.php
+++ b/src/pocketmine/utils/BinaryStream.php
@@ -177,11 +177,19 @@ class BinaryStream extends \stdClass{
 	}
 
 	public function getUUID(){
-		return UUID::fromBinary($this->get(16));
+		//This is actually two little-endian longs: UUID Most followed by UUID Least
+		$part1 = $this->getLInt();
+		$part0 = $this->getLInt();
+		$part3 = $this->getLInt();
+		$part2 = $this->getLInt();
+		return new UUID($part0, $part1, $part2, $part3);
 	}
 
 	public function putUUID(UUID $uuid){
-		$this->put($uuid->toBinary());
+		$this->putLInt($uuid->getPart(1));
+		$this->putLInt($uuid->getPart(0));
+		$this->putLInt($uuid->getPart(3));
+		$this->putLInt($uuid->getPart(2));
 	}
 
 	public function getSlot(){
diff --git a/src/pocketmine/utils/UUID.php b/src/pocketmine/utils/UUID.php
index 552ea3376..3b6118257 100644
--- a/src/pocketmine/utils/UUID.php
+++ b/src/pocketmine/utils/UUID.php
@@ -102,4 +102,15 @@ class UUID{
 	public function __toString(){
 		return $this->toString();
 	}
+
+	public function getPart(int $partNumber){
+		if($partNumber < 0 or $partNumber > 3){
+			throw new \InvalidArgumentException("Invalid UUID part index $partNumber");
+		}
+		return $this->parts[$partNumber];
+	}
+
+	public function getParts() : array{
+		return $this->parts;
+	}
 }
\ No newline at end of file