diff --git a/src/entity/Entity.php b/src/entity/Entity.php
index 57669c18e..14a0ed730 100644
--- a/src/entity/Entity.php
+++ b/src/entity/Entity.php
@@ -90,120 +90,79 @@ abstract class Entity{
 	}
 
 	/** @var Player[] */
-	protected $hasSpawned = [];
+	protected array $hasSpawned = [];
 
-	/** @var int */
-	protected $id;
+	protected int $id;
 
 	private EntityMetadataCollection $networkProperties;
 
-	/** @var EntityDamageEvent|null */
-	protected $lastDamageCause = null;
+	protected ?EntityDamageEvent $lastDamageCause = null;
 
 	/** @var Block[]|null */
-	protected $blocksAround;
+	protected ?array $blocksAround = null;
 
-	/** @var Location */
-	protected $location;
-	/** @var Location */
-	protected $lastLocation;
-	/** @var Vector3 */
-	protected $motion;
-	/** @var Vector3 */
-	protected $lastMotion;
-	/** @var bool */
-	protected $forceMovementUpdate = false;
+	protected Location $location;
+	protected Location $lastLocation;
+	protected Vector3 $motion;
+	protected Vector3 $lastMotion;
+	protected bool $forceMovementUpdate = false;
 
-	/** @var AxisAlignedBB */
-	public $boundingBox;
-	/** @var bool */
-	public $onGround = false;
+	public AxisAlignedBB $boundingBox;
+	public bool $onGround = false;
 
-	/** @var EntitySizeInfo */
-	public $size;
+	public EntitySizeInfo $size;
 
 	private float $health = 20.0;
 	private int $maxHealth = 20;
 
-	/** @var float */
-	protected $ySize = 0.0;
-	/** @var float */
-	protected $stepHeight = 0.0;
-	/** @var bool */
-	public $keepMovement = false;
+	protected float $ySize = 0.0;
+	protected float $stepHeight = 0.0;
+	public bool $keepMovement = false;
 
-	/** @var float */
-	public $fallDistance = 0.0;
-	/** @var int */
-	public $ticksLived = 0;
-	/** @var int */
-	public $lastUpdate;
-	/** @var int */
-	protected $fireTicks = 0;
+	public float $fallDistance = 0.0;
+	public int $ticksLived = 0;
+	public int $lastUpdate;
+	protected int $fireTicks = 0;
 
 	private bool $savedWithChunk = true;
 
-	/** @var bool */
-	public $isCollided = false;
-	/** @var bool */
-	public $isCollidedHorizontally = false;
-	/** @var bool */
-	public $isCollidedVertically = false;
+	public bool $isCollided = false;
+	public bool $isCollidedHorizontally = false;
+	public bool $isCollidedVertically = false;
 
-	/** @var int */
-	public $noDamageTicks = 0;
-	/** @var bool */
-	protected $justCreated = true;
+	public int $noDamageTicks = 0;
+	protected bool $justCreated = true;
 
-	/** @var AttributeMap */
-	protected $attributeMap;
+	protected AttributeMap $attributeMap;
 
-	/** @var float */
-	protected $gravity;
-	/** @var float */
-	protected $drag;
-	/** @var bool */
-	protected $gravityEnabled = true;
+	protected float $gravity;
+	protected float $drag;
+	protected bool $gravityEnabled = true;
 
-	/** @var Server */
-	protected $server;
+	protected Server $server;
 
-	/** @var bool */
-	protected $closed = false;
+	protected bool $closed = false;
 	private bool $closeInFlight = false;
 	private bool $needsDespawn = false;
 
-	/** @var TimingsHandler */
-	protected $timings;
+	protected TimingsHandler $timings;
 
 	protected bool $networkPropertiesDirty = false;
 
-	/** @var string */
-	protected $nameTag = "";
-	/** @var bool */
-	protected $nameTagVisible = true;
-	/** @var bool */
-	protected $alwaysShowNameTag = false;
-	/** @var string */
-	protected $scoreTag = "";
-	/** @var float */
-	protected $scale = 1.0;
+	protected string $nameTag = "";
+	protected bool $nameTagVisible = true;
+	protected bool $alwaysShowNameTag = false;
+	protected string $scoreTag = "";
+	protected float $scale = 1.0;
 
-	/** @var bool */
-	protected $canClimb = false;
-	/** @var bool */
-	protected $canClimbWalls = false;
-	/** @var bool */
-	protected $immobile = false;
-	/** @var bool */
-	protected $invisible = false;
-	/** @var bool */
-	protected $silent = false;
+	protected bool $canClimb = false;
+	protected bool $canClimbWalls = false;
+	protected bool $immobile = false;
+	protected bool $invisible = false;
+	protected bool $silent = false;
 
-	/** @var int|null */
-	protected $ownerId = null;
-	/** @var int|null */
-	protected $targetId = null;
+	protected ?int $ownerId = null;
+	protected ?int $targetId = null;
 
 	private bool $constructorCalled = false;
 
diff --git a/src/entity/Human.php b/src/entity/Human.php
index ac105df30..a486c9d99 100644
--- a/src/entity/Human.php
+++ b/src/entity/Human.php
@@ -74,28 +74,18 @@ class Human extends Living implements ProjectileSource, InventoryHolder{
 
 	public static function getNetworkTypeId() : string{ return EntityIds::PLAYER; }
 
-	/** @var PlayerInventory */
-	protected $inventory;
+	protected PlayerInventory $inventory;
+	protected PlayerOffHandInventory $offHandInventory;
+	protected PlayerEnderInventory $enderInventory;
 
-	/** @var PlayerOffHandInventory */
-	protected $offHandInventory;
+	protected UuidInterface $uuid;
 
-	/** @var PlayerEnderInventory */
-	protected $enderInventory;
+	protected Skin $skin;
 
-	/** @var UuidInterface */
-	protected $uuid;
+	protected HungerManager $hungerManager;
+	protected ExperienceManager $xpManager;
 
-	/** @var Skin */
-	protected $skin;
-
-	/** @var HungerManager */
-	protected $hungerManager;
-	/** @var ExperienceManager */
-	protected $xpManager;
-
-	/** @var int */
-	protected $xpSeed;
+	protected int $xpSeed;
 
 	public function __construct(Location $location, Skin $skin, ?CompoundTag $nbt = null){
 		$this->skin = $skin;
@@ -383,9 +373,9 @@ class Human extends Living implements ProjectileSource, InventoryHolder{
 
 	public function getDrops() : array{
 		return array_filter(array_merge(
-			$this->inventory !== null ? array_values($this->inventory->getContents()) : [],
-			$this->armorInventory !== null ? array_values($this->armorInventory->getContents()) : [],
-			$this->offHandInventory !== null ? array_values($this->offHandInventory->getContents()) : [],
+			array_values($this->inventory->getContents()),
+			array_values($this->armorInventory->getContents()),
+			array_values($this->offHandInventory->getContents()),
 		), function(Item $item) : bool{ return !$item->hasEnchantment(VanillaEnchantments::VANISHING()); });
 	}
 
@@ -404,55 +394,51 @@ class Human extends Living implements ProjectileSource, InventoryHolder{
 
 		$inventoryTag = new ListTag([], NBT::TAG_Compound);
 		$nbt->setTag("Inventory", $inventoryTag);
-		if($this->inventory !== null){
-			//Normal inventory
-			$slotCount = $this->inventory->getSize() + $this->inventory->getHotbarSize();
-			for($slot = $this->inventory->getHotbarSize(); $slot < $slotCount; ++$slot){
-				$item = $this->inventory->getItem($slot - 9);
-				if(!$item->isNull()){
-					$inventoryTag->push($item->nbtSerialize($slot));
-				}
-			}
 
-			//Armor
-			for($slot = 100; $slot < 104; ++$slot){
-				$item = $this->armorInventory->getItem($slot - 100);
-				if(!$item->isNull()){
-					$inventoryTag->push($item->nbtSerialize($slot));
-				}
+		//Normal inventory
+		$slotCount = $this->inventory->getSize() + $this->inventory->getHotbarSize();
+		for($slot = $this->inventory->getHotbarSize(); $slot < $slotCount; ++$slot){
+			$item = $this->inventory->getItem($slot - 9);
+			if(!$item->isNull()){
+				$inventoryTag->push($item->nbtSerialize($slot));
 			}
-
-			$nbt->setInt("SelectedInventorySlot", $this->inventory->getHeldItemIndex());
 		}
+
+		//Armor
+		for($slot = 100; $slot < 104; ++$slot){
+			$item = $this->armorInventory->getItem($slot - 100);
+			if(!$item->isNull()){
+				$inventoryTag->push($item->nbtSerialize($slot));
+			}
+		}
+
+		$nbt->setInt("SelectedInventorySlot", $this->inventory->getHeldItemIndex());
+
 		$offHandItem = $this->offHandInventory->getItem(0);
 		if(!$offHandItem->isNull()){
 			$nbt->setTag("OffHandItem", $offHandItem->nbtSerialize());
 		}
 
-		if($this->enderInventory !== null){
-			/** @var CompoundTag[] $items */
-			$items = [];
+		/** @var CompoundTag[] $items */
+		$items = [];
 
-			$slotCount = $this->enderInventory->getSize();
-			for($slot = 0; $slot < $slotCount; ++$slot){
-				$item = $this->enderInventory->getItem($slot);
-				if(!$item->isNull()){
-					$items[] = $item->nbtSerialize($slot);
-				}
+		$slotCount = $this->enderInventory->getSize();
+		for($slot = 0; $slot < $slotCount; ++$slot){
+			$item = $this->enderInventory->getItem($slot);
+			if(!$item->isNull()){
+				$items[] = $item->nbtSerialize($slot);
 			}
-
-			$nbt->setTag("EnderChestInventory", new ListTag($items, NBT::TAG_Compound));
 		}
 
-		if($this->skin !== null){
-			$nbt->setTag("Skin", CompoundTag::create()
-				->setString("Name", $this->skin->getSkinId())
-				->setByteArray("Data", $this->skin->getSkinData())
-				->setByteArray("CapeData", $this->skin->getCapeData())
-				->setString("GeometryName", $this->skin->getGeometryName())
-				->setByteArray("GeometryData", $this->skin->getGeometryData())
-			);
-		}
+		$nbt->setTag("EnderChestInventory", new ListTag($items, NBT::TAG_Compound));
+
+		$nbt->setTag("Skin", CompoundTag::create()
+			->setString("Name", $this->skin->getSkinId())
+			->setByteArray("Data", $this->skin->getSkinData())
+			->setByteArray("CapeData", $this->skin->getCapeData())
+			->setString("GeometryName", $this->skin->getGeometryName())
+			->setByteArray("GeometryData", $this->skin->getGeometryData())
+		);
 
 		return $nbt;
 	}
@@ -512,11 +498,13 @@ class Human extends Living implements ProjectileSource, InventoryHolder{
 	}
 
 	protected function destroyCycles() : void{
-		$this->inventory = null;
-		$this->offHandInventory = null;
-		$this->enderInventory = null;
-		$this->hungerManager = null;
-		$this->xpManager = null;
+		unset(
+			$this->inventory,
+			$this->offHandInventory,
+			$this->enderInventory,
+			$this->hungerManager,
+			$this->xpManager
+		);
 		parent::destroyCycles();
 	}
 }
diff --git a/src/entity/Living.php b/src/entity/Living.php
index 82cef8eb1..52dc02dbc 100644
--- a/src/entity/Living.php
+++ b/src/entity/Living.php
@@ -76,47 +76,30 @@ use const M_PI;
 abstract class Living extends Entity{
 	protected const DEFAULT_BREATH_TICKS = 300;
 
-	/** @var int */
-	protected $attackTime = 0;
+	protected int $attackTime = 0;
 
-	/** @var int */
-	public $deadTicks = 0;
-	/** @var int */
-	protected $maxDeadTicks = 25;
+	public int $deadTicks = 0;
+	protected int $maxDeadTicks = 25;
 
-	/** @var float */
-	protected $jumpVelocity = 0.42;
+	protected float $jumpVelocity = 0.42;
 
-	/** @var EffectManager */
-	protected $effectManager;
+	protected EffectManager $effectManager;
 
-	/** @var ArmorInventory */
-	protected $armorInventory;
+	protected ArmorInventory $armorInventory;
 
-	/** @var bool */
-	protected $breathing = true;
-	/** @var int */
-	protected $breathTicks = self::DEFAULT_BREATH_TICKS;
-	/** @var int */
-	protected $maxBreathTicks = self::DEFAULT_BREATH_TICKS;
+	protected bool $breathing = true;
+	protected int $breathTicks = self::DEFAULT_BREATH_TICKS;
+	protected int $maxBreathTicks = self::DEFAULT_BREATH_TICKS;
 
-	/** @var Attribute */
-	protected $healthAttr;
-	/** @var Attribute */
-	protected $absorptionAttr;
-	/** @var Attribute */
-	protected $knockbackResistanceAttr;
-	/** @var Attribute */
-	protected $moveSpeedAttr;
+	protected Attribute $healthAttr;
+	protected Attribute $absorptionAttr;
+	protected Attribute $knockbackResistanceAttr;
+	protected Attribute $moveSpeedAttr;
 
-	/** @var bool */
-	protected $sprinting = false;
-	/** @var bool */
-	protected $sneaking = false;
-	/** @var bool */
-	protected $gliding = false;
-	/** @var bool */
-	protected $swimming = false;
+	protected bool $sprinting = false;
+	protected bool $sneaking = false;
+	protected bool $gliding = false;
+	protected bool $swimming = false;
 
 	protected function getInitialDragMultiplier() : float{ return 0.02; }
 
@@ -851,8 +834,10 @@ abstract class Living extends Entity{
 	}
 
 	protected function destroyCycles() : void{
-		$this->armorInventory = null;
-		$this->effectManager = null;
+		unset(
+			$this->armorInventory,
+			$this->effectManager
+		);
 		parent::destroyCycles();
 	}
 }
diff --git a/src/entity/Squid.php b/src/entity/Squid.php
index 5962ba1bb..697b4d8ee 100644
--- a/src/entity/Squid.php
+++ b/src/entity/Squid.php
@@ -39,10 +39,8 @@ class Squid extends WaterAnimal{
 
 	public static function getNetworkTypeId() : string{ return EntityIds::SQUID; }
 
-	/** @var Vector3|null */
-	public $swimDirection = null;
-	/** @var float */
-	public $swimSpeed = 0.1;
+	public ?Vector3 $swimDirection = null;
+	public float $swimSpeed = 0.1;
 
 	private int $switchDirectionTicker = 0;
 
diff --git a/src/entity/WaterAnimal.php b/src/entity/WaterAnimal.php
index 5edae8ffd..9911e432b 100644
--- a/src/entity/WaterAnimal.php
+++ b/src/entity/WaterAnimal.php
@@ -28,8 +28,7 @@ use pocketmine\network\mcpe\protocol\types\entity\EntityMetadataCollection;
 use pocketmine\network\mcpe\protocol\types\entity\EntityMetadataFlags;
 
 abstract class WaterAnimal extends Living implements Ageable{
-	/** @var bool */
-	protected $baby = false;
+	protected bool $baby = false;
 
 	public function isBaby() : bool{
 		return $this->baby;
diff --git a/src/entity/effect/EffectManager.php b/src/entity/effect/EffectManager.php
index 910a88921..9eb8fc7c0 100644
--- a/src/entity/effect/EffectManager.php
+++ b/src/entity/effect/EffectManager.php
@@ -33,25 +33,22 @@ use function count;
 use function spl_object_id;
 
 class EffectManager{
-
 	/** @var EffectInstance[] */
-	protected $effects = [];
+	protected array $effects = [];
 
-	/** @var Color */
-	protected $bubbleColor;
-	/** @var bool */
-	protected $onlyAmbientEffects = false;
+	protected Color $bubbleColor;
+	protected bool $onlyAmbientEffects = false;
 
 	/**
 	 * @var \Closure[]|ObjectSet
 	 * @phpstan-var ObjectSet<\Closure(EffectInstance, bool $replacesOldEffect) : void>
 	 */
-	protected $effectAddHooks;
+	protected ObjectSet $effectAddHooks;
 	/**
 	 * @var \Closure[]|ObjectSet
 	 * @phpstan-var ObjectSet<\Closure(EffectInstance) : void>
 	 */
-	protected $effectRemoveHooks;
+	protected ObjectSet $effectRemoveHooks;
 
 	public function __construct(
 		private Living $entity
diff --git a/src/entity/object/ExperienceOrb.php b/src/entity/object/ExperienceOrb.php
index fc16c50f2..1c63b0ef3 100644
--- a/src/entity/object/ExperienceOrb.php
+++ b/src/entity/object/ExperienceOrb.php
@@ -78,23 +78,15 @@ class ExperienceOrb extends Entity{
 		return $result;
 	}
 
-	/** @var int */
-	protected $age = 0;
+	protected int $age = 0;
 
-	/**
-	 * @var int
-	 * Ticker used for determining interval in which to look for new target players.
-	 */
-	protected $lookForTargetTime = 0;
+	/** Ticker used for determining interval in which to look for new target players. */
+	protected int $lookForTargetTime = 0;
 
-	/**
-	 * @var int|null
-	 * Runtime entity ID of the player this XP orb is targeting.
-	 */
-	protected $targetPlayerRuntimeId = null;
+	/** Runtime entity ID of the player this XP orb is targeting. */
+	protected ?int $targetPlayerRuntimeId = null;
 
-	/** @var int */
-	protected $xpValue;
+	protected int $xpValue;
 
 	public function __construct(Location $location, int $xpValue, ?CompoundTag $nbt = null){
 		$this->xpValue = $xpValue;
diff --git a/src/entity/object/FallingBlock.php b/src/entity/object/FallingBlock.php
index 0dd8daebb..1a61a2fba 100644
--- a/src/entity/object/FallingBlock.php
+++ b/src/entity/object/FallingBlock.php
@@ -46,8 +46,7 @@ class FallingBlock extends Entity{
 
 	public static function getNetworkTypeId() : string{ return EntityIds::FALLING_BLOCK; }
 
-	/** @var Block */
-	protected $block;
+	protected Block $block;
 
 	public function __construct(Location $location, Block $block, ?CompoundTag $nbt = null){
 		$this->block = $block;
diff --git a/src/entity/object/ItemEntity.php b/src/entity/object/ItemEntity.php
index 14b66c7d2..53b0b3383 100644
--- a/src/entity/object/ItemEntity.php
+++ b/src/entity/object/ItemEntity.php
@@ -50,17 +50,11 @@ class ItemEntity extends Entity{
 	public const NEVER_DESPAWN = -1;
 	public const MAX_DESPAWN_DELAY = 32767 + self::DEFAULT_DESPAWN_DELAY; //max value storable by mojang NBT :(
 
-	/** @var string */
-	protected $owner = "";
-	/** @var string */
-	protected $thrower = "";
-	/** @var int */
-	protected $pickupDelay = 0;
-	/** @var Item */
-	protected $item;
-
-	/** @var int */
-	protected $despawnDelay = self::DEFAULT_DESPAWN_DELAY;
+	protected string $owner = "";
+	protected string $thrower = "";
+	protected int $pickupDelay = 0;
+	protected int $despawnDelay = self::DEFAULT_DESPAWN_DELAY;
+	protected Item $item;
 
 	public function __construct(Location $location, Item $item, ?CompoundTag $nbt = null){
 		if($item->isNull()){
@@ -196,12 +190,8 @@ class ItemEntity extends Entity{
 		}
 		$nbt->setShort("Age", $age);
 		$nbt->setShort("PickupDelay", $this->pickupDelay);
-		if($this->owner !== null){
-			$nbt->setString("Owner", $this->owner);
-		}
-		if($this->thrower !== null){
-			$nbt->setString("Thrower", $this->thrower);
-		}
+		$nbt->setString("Owner", $this->owner);
+		$nbt->setString("Thrower", $this->thrower);
 
 		return $nbt;
 	}
diff --git a/src/entity/object/Painting.php b/src/entity/object/Painting.php
index 16392dc74..4613af96c 100644
--- a/src/entity/object/Painting.php
+++ b/src/entity/object/Painting.php
@@ -56,12 +56,9 @@ class Painting extends Entity{
 		Facing::EAST => 3
 	];
 
-	/** @var Vector3 */
-	protected $blockIn;
-	/** @var int */
-	protected $facing = Facing::NORTH;
-	/** @var PaintingMotive */
-	protected $motive;
+	protected Vector3 $blockIn;
+	protected int $facing;
+	protected PaintingMotive $motive;
 
 	public function __construct(Location $location, Vector3 $blockIn, int $facing, PaintingMotive $motive, ?CompoundTag $nbt = null){
 		$this->motive = $motive;
diff --git a/src/entity/object/PaintingMotive.php b/src/entity/object/PaintingMotive.php
index 28b52efe3..a2c6f221a 100644
--- a/src/entity/object/PaintingMotive.php
+++ b/src/entity/object/PaintingMotive.php
@@ -84,18 +84,11 @@ class PaintingMotive{
 		return self::$motives;
 	}
 
-	/** @var string */
-	protected $name;
-	/** @var int */
-	protected $width;
-	/** @var int */
-	protected $height;
-
-	public function __construct(int $width, int $height, string $name){
-		$this->name = $name;
-		$this->width = $width;
-		$this->height = $height;
-	}
+	public function __construct(
+		protected int $width,
+		protected int $height,
+		protected string $name
+	){}
 
 	public function getName() : string{
 		return $this->name;
diff --git a/src/entity/object/PrimedTNT.php b/src/entity/object/PrimedTNT.php
index 06dbf4e16..97f68e8de 100644
--- a/src/entity/object/PrimedTNT.php
+++ b/src/entity/object/PrimedTNT.php
@@ -41,9 +41,7 @@ class PrimedTNT extends Entity implements Explosive{
 
 	public static function getNetworkTypeId() : string{ return EntityIds::TNT; }
 
-	/** @var int */
-	protected $fuse;
-
+	protected int $fuse;
 	protected bool $worksUnderwater = false;
 
 	protected function getInitialSizeInfo() : EntitySizeInfo{ return new EntitySizeInfo(0.98, 0.98); }
diff --git a/src/entity/projectile/Arrow.php b/src/entity/projectile/Arrow.php
index 73ee9599c..023ea5584 100644
--- a/src/entity/projectile/Arrow.php
+++ b/src/entity/projectile/Arrow.php
@@ -52,20 +52,11 @@ class Arrow extends Projectile{
 	private const TAG_PICKUP = "pickup"; //TAG_Byte
 	public const TAG_CRIT = "crit"; //TAG_Byte
 
-	/** @var float */
-	protected $damage = 2.0;
-
-	/** @var int */
-	protected $pickupMode = self::PICKUP_ANY;
-
-	/** @var float */
-	protected $punchKnockback = 0.0;
-
-	/** @var int */
-	protected $collideTicks = 0;
-
-	/** @var bool */
-	protected $critical = false;
+	protected float $damage = 2.0;
+	protected int $pickupMode = self::PICKUP_ANY;
+	protected float $punchKnockback = 0.0;
+	protected int $collideTicks = 0;
+	protected bool $critical = false;
 
 	public function __construct(Location $location, ?Entity $shootingEntity, bool $critical, ?CompoundTag $nbt = null){
 		parent::__construct($location, $shootingEntity, $nbt);
diff --git a/src/entity/projectile/Projectile.php b/src/entity/projectile/Projectile.php
index 1f652bda4..40e7cb45d 100644
--- a/src/entity/projectile/Projectile.php
+++ b/src/entity/projectile/Projectile.php
@@ -51,11 +51,8 @@ use const PHP_INT_MAX;
 
 abstract class Projectile extends Entity{
 
-	/** @var float */
-	protected $damage = 0.0;
-
-	/** @var Block|null */
-	protected $blockHit;
+	protected float $damage = 0.0;
+	protected ?Block $blockHit = null;
 
 	public function __construct(Location $location, ?Entity $shootingEntity, ?CompoundTag $nbt = null){
 		parent::__construct($location, $nbt);
diff --git a/src/entity/projectile/SplashPotion.php b/src/entity/projectile/SplashPotion.php
index d35360f54..555a8d755 100644
--- a/src/entity/projectile/SplashPotion.php
+++ b/src/entity/projectile/SplashPotion.php
@@ -52,8 +52,7 @@ class SplashPotion extends Throwable{
 
 	public static function getNetworkTypeId() : string{ return EntityIds::SPLASH_POTION; }
 
-	/** @var bool */
-	protected $linger = false;
+	protected bool $linger = false;
 	protected PotionType $potionType;
 
 	public function __construct(Location $location, ?Entity $shootingEntity, PotionType $potionType, ?CompoundTag $nbt = null){
diff --git a/src/player/Player.php b/src/player/Player.php
index e5d87793b..a120231e1 100644
--- a/src/player/Player.php
+++ b/src/player/Player.php
@@ -241,8 +241,8 @@ class Player extends Human implements CommandSender, ChunkListener, IPlayer{
 	protected ?float $lastMovementProcess = null;
 
 	protected int $inAirTicks = 0;
-	/** @var float */
-	protected $stepHeight = 0.6;
+
+	protected float $stepHeight = 0.6;
 
 	protected ?Vector3 $sleeping = null;
 	private ?Position $spawnPosition = null;
@@ -2217,16 +2217,10 @@ class Player extends Human implements CommandSender, ChunkListener, IPlayer{
 				$this->getWorld()->dropItem($this->location, $item);
 			}
 
-			if($this->inventory !== null){
-				$this->inventory->setHeldItemIndex(0);
-				$this->inventory->clearAll();
-			}
-			if($this->armorInventory !== null){
-				$this->armorInventory->clearAll();
-			}
-			if($this->offHandInventory !== null){
-				$this->offHandInventory->clearAll();
-			}
+			$this->inventory->setHeldItemIndex(0);
+			$this->inventory->clearAll();
+			$this->armorInventory->clearAll();
+			$this->offHandInventory->clearAll();
 		}
 
 		if(!$ev->getKeepXp()){