diff --git a/src/pocketmine/Server.php b/src/pocketmine/Server.php
index 689de4b59..e947ed923 100644
--- a/src/pocketmine/Server.php
+++ b/src/pocketmine/Server.php
@@ -40,7 +40,6 @@ use pocketmine\entity\PrimedTNT;
 use pocketmine\entity\Snowball;
 use pocketmine\entity\Villager;
 use pocketmine\entity\Zombie;
-use pocketmine\event\Event;
 use pocketmine\event\HandlerList;
 use pocketmine\event\level\LevelInitEvent;
 use pocketmine\event\level\LevelLoadEvent;
@@ -60,9 +59,6 @@ use pocketmine\level\generator\GenerationRequestManager;
 use pocketmine\level\generator\Generator;
 use pocketmine\level\generator\Normal;
 use pocketmine\level\Level;
-use pocketmine\level\Position;
-use pocketmine\math\AxisAlignedBB;
-use pocketmine\math\Vector3;
 use pocketmine\metadata\EntityMetadataStore;
 use pocketmine\metadata\LevelMetadataStore;
 use pocketmine\metadata\PlayerMetadataStore;
diff --git a/src/pocketmine/block/Grass.php b/src/pocketmine/block/Grass.php
index d4fb13a26..4777e4ebf 100644
--- a/src/pocketmine/block/Grass.php
+++ b/src/pocketmine/block/Grass.php
@@ -25,7 +25,6 @@ use pocketmine\event\block\BlockSpreadEvent;
 use pocketmine\item\Item;
 use pocketmine\level\generator\object\TallGrass as TallGrassObject;
 use pocketmine\level\Level;
-use pocketmine\level\Position;
 use pocketmine\math\Vector3;
 use pocketmine\Player;
 use pocketmine\Server;
diff --git a/src/pocketmine/block/Mycelium.php b/src/pocketmine/block/Mycelium.php
index b96997c3a..70ee23e4a 100644
--- a/src/pocketmine/block/Mycelium.php
+++ b/src/pocketmine/block/Mycelium.php
@@ -24,7 +24,6 @@ namespace pocketmine\block;
 use pocketmine\event\block\BlockSpreadEvent;
 use pocketmine\item\Item;
 use pocketmine\level\Level;
-use pocketmine\level\Position;
 use pocketmine\math\Vector3;
 use pocketmine\Server;
 
diff --git a/src/pocketmine/command/defaults/TeleportCommand.php b/src/pocketmine/command/defaults/TeleportCommand.php
index b732dd792..6d4d231ac 100644
--- a/src/pocketmine/command/defaults/TeleportCommand.php
+++ b/src/pocketmine/command/defaults/TeleportCommand.php
@@ -23,7 +23,6 @@ namespace pocketmine\command\defaults;
 
 use pocketmine\command\Command;
 use pocketmine\command\CommandSender;
-use pocketmine\level\Position;
 use pocketmine\math\Vector3;
 use pocketmine\Player;
 use pocketmine\utils\TextFormat;
diff --git a/src/pocketmine/entity/Arrow.php b/src/pocketmine/entity/Arrow.php
index ea8b0a294..c2147adaf 100644
--- a/src/pocketmine/entity/Arrow.php
+++ b/src/pocketmine/entity/Arrow.php
@@ -23,7 +23,6 @@ namespace pocketmine\entity;
 
 use pocketmine\level\format\FullChunk;
 use pocketmine\nbt\tag\Compound;
-use pocketmine\nbt\tag\String;
 use pocketmine\network\protocol\AddEntityPacket;
 use pocketmine\network\protocol\SetEntityMotionPacket;
 use pocketmine\Player;
diff --git a/src/pocketmine/entity/Chicken.php b/src/pocketmine/entity/Chicken.php
index 305d9bfdd..56190eb73 100644
--- a/src/pocketmine/entity/Chicken.php
+++ b/src/pocketmine/entity/Chicken.php
@@ -22,8 +22,6 @@
 namespace pocketmine\entity;
 
 
-use pocketmine\nbt\tag\String;
-
 class Chicken extends Animal{
 
 }
\ No newline at end of file
diff --git a/src/pocketmine/entity/Cow.php b/src/pocketmine/entity/Cow.php
index 16ee11b8a..c954d803e 100644
--- a/src/pocketmine/entity/Cow.php
+++ b/src/pocketmine/entity/Cow.php
@@ -22,8 +22,6 @@
 namespace pocketmine\entity;
 
 
-use pocketmine\nbt\tag\String;
-
 class Cow extends Animal{
 
 }
\ No newline at end of file
diff --git a/src/pocketmine/entity/Creeper.php b/src/pocketmine/entity/Creeper.php
index b329a8a6e..d6c06afd9 100644
--- a/src/pocketmine/entity/Creeper.php
+++ b/src/pocketmine/entity/Creeper.php
@@ -22,8 +22,6 @@
 namespace pocketmine\entity;
 
 
-use pocketmine\nbt\tag\String;
-
 class Creeper extends Monster implements Explosive{
 
 }
\ No newline at end of file
diff --git a/src/pocketmine/entity/Egg.php b/src/pocketmine/entity/Egg.php
index 3f765d424..cef660eab 100644
--- a/src/pocketmine/entity/Egg.php
+++ b/src/pocketmine/entity/Egg.php
@@ -22,8 +22,6 @@
 namespace pocketmine\entity;
 
 
-use pocketmine\nbt\tag\String;
-
 class Egg extends Projectile{
 
 }
\ No newline at end of file
diff --git a/src/pocketmine/entity/Enderman.php b/src/pocketmine/entity/Enderman.php
index b8b44abc8..86d8eafd6 100644
--- a/src/pocketmine/entity/Enderman.php
+++ b/src/pocketmine/entity/Enderman.php
@@ -23,7 +23,6 @@ namespace pocketmine\entity;
 
 
 use pocketmine\inventory\InventoryHolder;
-use pocketmine\nbt\tag\String;
 
 class Enderman extends Monster implements InventoryHolder{
 
diff --git a/src/pocketmine/entity/FallingSand.php b/src/pocketmine/entity/FallingSand.php
index 2e7d07d79..8c6f5ab27 100644
--- a/src/pocketmine/entity/FallingSand.php
+++ b/src/pocketmine/entity/FallingSand.php
@@ -30,7 +30,6 @@ use pocketmine\item\Item as ItemItem;
 use pocketmine\math\Vector3;
 use pocketmine\nbt\tag\Byte;
 use pocketmine\nbt\tag\Int;
-use pocketmine\nbt\tag\String;
 use pocketmine\network\protocol\AddEntityPacket;
 use pocketmine\network\protocol\SetEntityMotionPacket;
 use pocketmine\Player;
diff --git a/src/pocketmine/entity/Ozelot.php b/src/pocketmine/entity/Ozelot.php
index f51f923a1..4222c233e 100644
--- a/src/pocketmine/entity/Ozelot.php
+++ b/src/pocketmine/entity/Ozelot.php
@@ -22,8 +22,6 @@
 namespace pocketmine\entity;
 
 
-use pocketmine\nbt\tag\String;
-
 class Ozelot extends Animal implements Tameable{
 
 }
\ No newline at end of file
diff --git a/src/pocketmine/entity/Painting.php b/src/pocketmine/entity/Painting.php
index ca8f9e319..4e6c4e05f 100644
--- a/src/pocketmine/entity/Painting.php
+++ b/src/pocketmine/entity/Painting.php
@@ -22,8 +22,6 @@
 namespace pocketmine\entity;
 
 
-use pocketmine\nbt\tag\String;
-
 class Painting extends Hanging{
 
 }
\ No newline at end of file
diff --git a/src/pocketmine/entity/Pig.php b/src/pocketmine/entity/Pig.php
index 17c2ae0ef..9505d4956 100644
--- a/src/pocketmine/entity/Pig.php
+++ b/src/pocketmine/entity/Pig.php
@@ -22,8 +22,6 @@
 namespace pocketmine\entity;
 
 
-use pocketmine\nbt\tag\String;
-
 class Pig extends Animal implements Rideable{
 
 }
\ No newline at end of file
diff --git a/src/pocketmine/entity/PigZombie.php b/src/pocketmine/entity/PigZombie.php
index a6517b0a7..fdc82726e 100644
--- a/src/pocketmine/entity/PigZombie.php
+++ b/src/pocketmine/entity/PigZombie.php
@@ -22,8 +22,6 @@
 namespace pocketmine\entity;
 
 
-use pocketmine\nbt\tag\String;
-
 class PigZombie extends Zombie{
 
 }
\ No newline at end of file
diff --git a/src/pocketmine/entity/PrimedTNT.php b/src/pocketmine/entity/PrimedTNT.php
index ed7f8028d..7227bc631 100644
--- a/src/pocketmine/entity/PrimedTNT.php
+++ b/src/pocketmine/entity/PrimedTNT.php
@@ -27,7 +27,6 @@ use pocketmine\event\entity\EntityRegainHealthEvent;
 use pocketmine\event\entity\ExplosionPrimeEvent;
 use pocketmine\level\Explosion;
 use pocketmine\nbt\tag\Byte;
-use pocketmine\nbt\tag\String;
 use pocketmine\network\protocol\AddEntityPacket;
 use pocketmine\network\protocol\SetEntityMotionPacket;
 use pocketmine\Player;
diff --git a/src/pocketmine/entity/Sheep.php b/src/pocketmine/entity/Sheep.php
index 2cea6f714..bf2e1fa8c 100644
--- a/src/pocketmine/entity/Sheep.php
+++ b/src/pocketmine/entity/Sheep.php
@@ -22,8 +22,6 @@
 namespace pocketmine\entity;
 
 
-use pocketmine\nbt\tag\String;
-
 class Sheep extends Animal implements Colorable{
 
 }
\ No newline at end of file
diff --git a/src/pocketmine/entity/Silverfish.php b/src/pocketmine/entity/Silverfish.php
index 23806f168..da67d7c2a 100644
--- a/src/pocketmine/entity/Silverfish.php
+++ b/src/pocketmine/entity/Silverfish.php
@@ -22,8 +22,6 @@
 namespace pocketmine\entity;
 
 
-use pocketmine\nbt\tag\String;
-
 class Silverfish extends Monster{
 
 }
\ No newline at end of file
diff --git a/src/pocketmine/entity/Skeleton.php b/src/pocketmine/entity/Skeleton.php
index 3318858fb..152d2aa77 100644
--- a/src/pocketmine/entity/Skeleton.php
+++ b/src/pocketmine/entity/Skeleton.php
@@ -21,8 +21,6 @@
 
 namespace pocketmine\entity;
 
-use pocketmine\nbt\tag\String;
-
 class Skeleton extends Monster implements ProjectileSource{
 
 }
diff --git a/src/pocketmine/entity/Slime.php b/src/pocketmine/entity/Slime.php
index 5560db116..66f78d473 100644
--- a/src/pocketmine/entity/Slime.php
+++ b/src/pocketmine/entity/Slime.php
@@ -22,8 +22,6 @@
 namespace pocketmine\entity;
 
 
-use pocketmine\nbt\tag\String;
-
 class Slime extends Living{
 
 }
\ No newline at end of file
diff --git a/src/pocketmine/entity/Snowball.php b/src/pocketmine/entity/Snowball.php
index fc1d35c9e..3248b8c7b 100644
--- a/src/pocketmine/entity/Snowball.php
+++ b/src/pocketmine/entity/Snowball.php
@@ -24,7 +24,6 @@ namespace pocketmine\entity;
 
 use pocketmine\level\format\FullChunk;
 use pocketmine\nbt\tag\Compound;
-use pocketmine\nbt\tag\String;
 use pocketmine\network\protocol\AddEntityPacket;
 use pocketmine\network\protocol\SetEntityMotionPacket;
 use pocketmine\Player;
diff --git a/src/pocketmine/entity/Spider.php b/src/pocketmine/entity/Spider.php
index 9aa087481..4e510f2f7 100644
--- a/src/pocketmine/entity/Spider.php
+++ b/src/pocketmine/entity/Spider.php
@@ -22,8 +22,6 @@
 namespace pocketmine\entity;
 
 
-use pocketmine\nbt\tag\String;
-
 class Spider extends Monster{
 
 }
\ No newline at end of file
diff --git a/src/pocketmine/entity/Villager.php b/src/pocketmine/entity/Villager.php
index 5e93391d7..2233a7281 100644
--- a/src/pocketmine/entity/Villager.php
+++ b/src/pocketmine/entity/Villager.php
@@ -23,7 +23,6 @@ namespace pocketmine\entity;
 
 
 use pocketmine\nbt\tag\Int;
-use pocketmine\nbt\tag\String;
 use pocketmine\network\protocol\AddMobPacket;
 use pocketmine\network\protocol\SetEntityMotionPacket;
 use pocketmine\Player;
diff --git a/src/pocketmine/entity/Wolf.php b/src/pocketmine/entity/Wolf.php
index 20a56100a..481268eba 100644
--- a/src/pocketmine/entity/Wolf.php
+++ b/src/pocketmine/entity/Wolf.php
@@ -22,8 +22,6 @@
 namespace pocketmine\entity;
 
 
-use pocketmine\nbt\tag\String;
-
 class Wolf extends Animal implements Tameable{
 
 }
\ No newline at end of file
diff --git a/src/pocketmine/entity/Zombie.php b/src/pocketmine/entity/Zombie.php
index 4544494cd..2f312d5c3 100644
--- a/src/pocketmine/entity/Zombie.php
+++ b/src/pocketmine/entity/Zombie.php
@@ -24,7 +24,6 @@ namespace pocketmine\entity;
 
 use pocketmine\event\entity\EntityDamageByEntityEvent;
 use pocketmine\item\Item as ItemItem;
-use pocketmine\nbt\tag\String;
 use pocketmine\network\protocol\AddMobPacket;
 use pocketmine\network\protocol\SetEntityMotionPacket;
 use pocketmine\Player;
diff --git a/src/pocketmine/tile/Furnace.php b/src/pocketmine/tile/Furnace.php
index 9c8fd3f86..99700110a 100644
--- a/src/pocketmine/tile/Furnace.php
+++ b/src/pocketmine/tile/Furnace.php
@@ -34,7 +34,6 @@ use pocketmine\nbt\tag\Byte;
 use pocketmine\nbt\tag\Compound;
 use pocketmine\nbt\tag\Enum;
 use pocketmine\nbt\tag\Short;
-use pocketmine\nbt\tag\String;
 use pocketmine\network\protocol\ContainerSetDataPacket;
 
 class Furnace extends Tile implements InventoryHolder, Container{