diff --git a/src/block/CakeWithCandle.php b/src/block/CakeWithCandle.php
index 4479faee103..380d080c5d8 100644
--- a/src/block/CakeWithCandle.php
+++ b/src/block/CakeWithCandle.php
@@ -52,6 +52,9 @@ public function getCandle() : Candle{
 	}
 
 	public function onInteract(Item $item, int $face, Vector3 $clickVector, ?Player $player = null, array &$returnedItems = []) : bool{
+		if($this->lit && $face !== Facing::UP){
+			return true;
+		}
 		if($this->onInteractCandle($item, $face, $clickVector, $player, $returnedItems)){
 			return true;
 		}
diff --git a/src/data/bedrock/item/ItemSerializerDeserializerRegistrar.php b/src/data/bedrock/item/ItemSerializerDeserializerRegistrar.php
index 7803cea5c71..8240bf06346 100644
--- a/src/data/bedrock/item/ItemSerializerDeserializerRegistrar.php
+++ b/src/data/bedrock/item/ItemSerializerDeserializerRegistrar.php
@@ -266,6 +266,7 @@ private function register1to1ItemMappings() : void{
 		$this->map1to1Item(Ids::HONEY_BOTTLE, Items::HONEY_BOTTLE());
 		$this->map1to1Item(Ids::HONEYCOMB, Items::HONEYCOMB());
 		$this->map1to1Item(Ids::HOST_ARMOR_TRIM_SMITHING_TEMPLATE, Items::HOST_ARMOR_TRIM_SMITHING_TEMPLATE());
+		$this->map1to1Item(Ids::ICE_BOMB, Items::ICE_BOMB());
 		$this->map1to1Item(Ids::INK_SAC, Items::INK_SAC());
 		$this->map1to1Item(Ids::IRON_AXE, Items::IRON_AXE());
 		$this->map1to1Item(Ids::IRON_BOOTS, Items::IRON_BOOTS());
diff --git a/src/entity/EntityFactory.php b/src/entity/EntityFactory.php
index 3d53233ab71..03d9c03e6be 100644
--- a/src/entity/EntityFactory.php
+++ b/src/entity/EntityFactory.php
@@ -43,6 +43,7 @@
 use pocketmine\entity\projectile\Egg;
 use pocketmine\entity\projectile\EnderPearl;
 use pocketmine\entity\projectile\ExperienceBottle;
+use pocketmine\entity\projectile\IceBomb;
 use pocketmine\entity\projectile\Snowball;
 use pocketmine\entity\projectile\SplashPotion;
 use pocketmine\item\Item;
@@ -120,6 +121,10 @@ public function __construct(){
 			return new FallingBlock(Helper::parseLocation($nbt, $world), FallingBlock::parseBlockNBT(RuntimeBlockStateRegistry::getInstance(), $nbt), $nbt);
 		}, ['FallingSand', 'minecraft:falling_block']);
 
+		$this->register(IceBomb::class, function(World $world, CompoundTag $nbt) : IceBomb{
+			return new IceBomb(Helper::parseLocation($nbt, $world), null, $nbt);
+		}, ['minecraft:ice_bomb']);
+
 		$this->register(ItemEntity::class, function(World $world, CompoundTag $nbt) : ItemEntity{
 			$itemTag = $nbt->getCompoundTag(ItemEntity::TAG_ITEM);
 			if($itemTag === null){
diff --git a/src/entity/projectile/IceBomb.php b/src/entity/projectile/IceBomb.php
new file mode 100644
index 00000000000..69a5d46a2c1
--- /dev/null
+++ b/src/entity/projectile/IceBomb.php
@@ -0,0 +1,86 @@
+<?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/
+ *
+ *
+ */
+
+declare(strict_types=1);
+
+namespace pocketmine\entity\projectile;
+
+use pocketmine\block\Block;
+use pocketmine\block\BlockTypeIds;
+use pocketmine\block\VanillaBlocks;
+use pocketmine\event\entity\ProjectileHitEvent;
+use pocketmine\item\VanillaItems;
+use pocketmine\math\AxisAlignedBB;
+use pocketmine\math\RayTraceResult;
+use pocketmine\math\Vector3;
+use pocketmine\network\mcpe\protocol\types\entity\EntityIds;
+use pocketmine\world\particle\ItemBreakParticle;
+use pocketmine\world\sound\IceBombHitSound;
+
+class IceBomb extends Throwable{
+	public static function getNetworkTypeId() : string{ return EntityIds::ICE_BOMB; }
+
+	public function getResultDamage() : int{
+		return -1;
+	}
+
+	protected function calculateInterceptWithBlock(Block $block, Vector3 $start, Vector3 $end) : ?RayTraceResult{
+		if($block->getTypeId() === BlockTypeIds::WATER){
+			$pos = $block->getPosition();
+
+			return AxisAlignedBB::one()->offset($pos->x, $pos->y, $pos->z)->calculateIntercept($start, $end);
+		}
+
+		return parent::calculateInterceptWithBlock($block, $start, $end);
+	}
+
+	protected function onHit(ProjectileHitEvent $event) : void{
+		$world = $this->getWorld();
+		$pos = $this->location;
+
+		$world->addSound($pos, new IceBombHitSound());
+		$itemBreakParticle = new ItemBreakParticle(VanillaItems::ICE_BOMB());
+		for($i = 0; $i < 6; ++$i){
+			$world->addParticle($pos, $itemBreakParticle);
+		}
+	}
+
+	protected function onHitBlock(Block $blockHit, RayTraceResult $hitResult) : void{
+		parent::onHitBlock($blockHit, $hitResult);
+
+		$pos = $blockHit->getPosition();
+		$world = $pos->getWorld();
+		$posX = $pos->getFloorX();
+		$posY = $pos->getFloorY();
+		$posZ = $pos->getFloorZ();
+
+		$ice = VanillaBlocks::ICE();
+		for($x = $posX - 1; $x <= $posX + 1; $x++){
+			for($y = $posY - 1; $y <= $posY + 1; $y++){
+				for($z = $posZ - 1; $z <= $posZ + 1; $z++){
+					if($world->getBlockAt($x, $y, $z)->getTypeId() === BlockTypeIds::WATER){
+						$world->setBlockAt($x, $y, $z, $ice);
+					}
+				}
+			}
+		}
+	}
+}
diff --git a/src/item/IceBomb.php b/src/item/IceBomb.php
new file mode 100644
index 00000000000..fbc9f24a2f6
--- /dev/null
+++ b/src/item/IceBomb.php
@@ -0,0 +1,48 @@
+<?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/
+ *
+ *
+ */
+
+declare(strict_types=1);
+
+namespace pocketmine\item;
+
+use pocketmine\entity\Location;
+use pocketmine\entity\projectile\IceBomb as IceBombEntity;
+use pocketmine\entity\projectile\Throwable;
+use pocketmine\player\Player;
+
+class IceBomb extends ProjectileItem{
+
+	public function getMaxStackSize() : int{
+		return 16;
+	}
+
+	protected function createEntity(Location $location, Player $thrower) : Throwable{
+		return new IceBombEntity($location, $thrower);
+	}
+
+	public function getThrowForce() : float{
+		return 1.5;
+	}
+
+	public function getCooldownTicks() : int{
+		return 10;
+	}
+}
diff --git a/src/item/ItemTypeIds.php b/src/item/ItemTypeIds.php
index 96ba2a867f4..f3ad406a674 100644
--- a/src/item/ItemTypeIds.php
+++ b/src/item/ItemTypeIds.php
@@ -326,8 +326,9 @@ private function __construct(){
 	public const NAME_TAG = 20287;
 	public const GOAT_HORN = 20288;
 	public const END_CRYSTAL = 20289;
+	public const ICE_BOMB = 20290;
 
-	public const FIRST_UNUSED_ITEM_ID = 20290;
+	public const FIRST_UNUSED_ITEM_ID = 20291;
 
 	private static int $nextDynamicId = self::FIRST_UNUSED_ITEM_ID;
 
diff --git a/src/item/StringToItemParser.php b/src/item/StringToItemParser.php
index 4dae231acab..4cc9d29eb62 100644
--- a/src/item/StringToItemParser.php
+++ b/src/item/StringToItemParser.php
@@ -1378,6 +1378,7 @@ private static function registerItems(self $result) : void{
 		$result->register("honey_bottle", fn() => Items::HONEY_BOTTLE());
 		$result->register("host_armor_trim_smithing_template", fn() => Items::HOST_ARMOR_TRIM_SMITHING_TEMPLATE());
 		$result->register("honeycomb", fn() => Items::HONEYCOMB());
+		$result->register("ice_bomb", fn() => Items::ICE_BOMB());
 		$result->register("ink_sac", fn() => Items::INK_SAC());
 		$result->register("iron_axe", fn() => Items::IRON_AXE());
 		$result->register("iron_boots", fn() => Items::IRON_BOOTS());
diff --git a/src/item/VanillaItems.php b/src/item/VanillaItems.php
index 5899b63576f..dcf59daf6b1 100644
--- a/src/item/VanillaItems.php
+++ b/src/item/VanillaItems.php
@@ -192,6 +192,7 @@
  * @method static Item HONEYCOMB()
  * @method static HoneyBottle HONEY_BOTTLE()
  * @method static Item HOST_ARMOR_TRIM_SMITHING_TEMPLATE()
+ * @method static IceBomb ICE_BOMB()
  * @method static Item INK_SAC()
  * @method static Axe IRON_AXE()
  * @method static Armor IRON_BOOTS()
@@ -504,6 +505,7 @@ protected static function setup() : void{
 		self::register("heart_of_the_sea", fn(IID $id) => new Item($id, "Heart of the Sea"));
 		self::register("honey_bottle", fn(IID $id) => new HoneyBottle($id, "Honey Bottle"));
 		self::register("honeycomb", fn(IID $id) => new Item($id, "Honeycomb"));
+		self::register("ice_bomb", fn(IID $id) => new IceBomb($id, "Ice Bomb"));
 		self::register("ink_sac", fn(IID $id) => new Item($id, "Ink Sac"));
 		self::register("iron_ingot", fn(IID $id) => new Item($id, "Iron Ingot"));
 		self::register("iron_nugget", fn(IID $id) => new Item($id, "Iron Nugget"));
diff --git a/src/network/mcpe/InventoryManager.php b/src/network/mcpe/InventoryManager.php
index e4c303121f7..70c427aa175 100644
--- a/src/network/mcpe/InventoryManager.php
+++ b/src/network/mcpe/InventoryManager.php
@@ -592,7 +592,6 @@ public function syncContents(Inventory $inventory) : void{
 				$info = $this->trackItemStack($entry, $slot, $itemStack, null);
 				$contents[] = new ItemStackWrapper($info->getStackId(), $itemStack);
 			}
-			$clearSlotWrapper = new ItemStackWrapper(0, ItemStack::null());
 			if($entry->complexSlotMap !== null){
 				foreach($contents as $slotId => $info){
 					$packetSlot = $entry->complexSlotMap->mapCoreToNet($slotId) ?? null;
diff --git a/src/scheduler/Task.php b/src/scheduler/Task.php
index bde405a637d..db42b477ad0 100644
--- a/src/scheduler/Task.php
+++ b/src/scheduler/Task.php
@@ -26,8 +26,12 @@
 use pocketmine\utils\Utils;
 
 abstract class Task{
+	/** @phpstan-var TaskHandler<static>|null  */
 	private ?TaskHandler $taskHandler = null;
 
+	/**
+	 * @phpstan-return TaskHandler<static>|null
+	 */
 	final public function getHandler() : ?TaskHandler{
 		return $this->taskHandler;
 	}
@@ -36,6 +40,9 @@ public function getName() : string{
 		return Utils::getNiceClassName($this);
 	}
 
+	/**
+	 * @phpstan-param TaskHandler<static>|null $taskHandler
+	 */
 	final public function setHandler(?TaskHandler $taskHandler) : void{
 		if($this->taskHandler === null || $taskHandler === null){
 			$this->taskHandler = $taskHandler;
diff --git a/src/scheduler/TaskHandler.php b/src/scheduler/TaskHandler.php
index b90c992d920..985344b6498 100644
--- a/src/scheduler/TaskHandler.php
+++ b/src/scheduler/TaskHandler.php
@@ -26,6 +26,9 @@
 use pocketmine\timings\Timings;
 use pocketmine\timings\TimingsHandler;
 
+/**
+ * @template TTask of Task
+ */
 class TaskHandler{
 	protected int $nextRun;
 
@@ -36,6 +39,9 @@ class TaskHandler{
 	private string $taskName;
 	private string $ownerName;
 
+	/**
+	 * @phpstan-param TTask $task
+	 */
 	public function __construct(
 		protected Task $task,
 		protected int $delay = -1,
@@ -66,6 +72,9 @@ public function setNextRun(int $ticks) : void{
 		$this->nextRun = $ticks;
 	}
 
+	/**
+	 * @phpstan-return TTask
+	 */
 	public function getTask() : Task{
 		return $this->task;
 	}
diff --git a/src/scheduler/TaskScheduler.php b/src/scheduler/TaskScheduler.php
index f2b7c484678..3e2b089c6c5 100644
--- a/src/scheduler/TaskScheduler.php
+++ b/src/scheduler/TaskScheduler.php
@@ -33,12 +33,12 @@
 class TaskScheduler{
 	private bool $enabled = true;
 
-	/** @phpstan-var ReversePriorityQueue<int, TaskHandler> */
+	/** @phpstan-var ReversePriorityQueue<int, TaskHandler<covariant Task>> */
 	protected ReversePriorityQueue $queue;
 
 	/**
 	 * @var ObjectSet|TaskHandler[]
-	 * @phpstan-var ObjectSet<TaskHandler>
+	 * @phpstan-var ObjectSet<TaskHandler<covariant Task>>
 	 */
 	protected ObjectSet $tasks;
 
@@ -51,18 +51,42 @@ public function __construct(
 		$this->tasks = new ObjectSet();
 	}
 
+	/**
+	 * @phpstan-template TTask of Task
+	 * @phpstan-param TTask $task
+	 *
+	 * @phpstan-return TaskHandler<TTask>
+	 */
 	public function scheduleTask(Task $task) : TaskHandler{
 		return $this->addTask($task, -1, -1);
 	}
 
+	/**
+	 * @phpstan-template TTask of Task
+	 * @phpstan-param TTask $task
+	 *
+	 * @phpstan-return TaskHandler<TTask>
+	 */
 	public function scheduleDelayedTask(Task $task, int $delay) : TaskHandler{
 		return $this->addTask($task, $delay, -1);
 	}
 
+	/**
+	 * @phpstan-template TTask of Task
+	 * @phpstan-param TTask $task
+	 *
+	 * @phpstan-return TaskHandler<TTask>
+	 */
 	public function scheduleRepeatingTask(Task $task, int $period) : TaskHandler{
 		return $this->addTask($task, -1, $period);
 	}
 
+	/**
+	 * @phpstan-template TTask of Task
+	 * @phpstan-param TTask $task
+	 *
+	 * @phpstan-return TaskHandler<TTask>
+	 */
 	public function scheduleDelayedRepeatingTask(Task $task, int $delay, int $period) : TaskHandler{
 		return $this->addTask($task, $delay, $period);
 	}
@@ -77,10 +101,19 @@ public function cancelAllTasks() : void{
 		}
 	}
 
+	/**
+	 * @phpstan-param TaskHandler<covariant Task> $task
+	 */
 	public function isQueued(TaskHandler $task) : bool{
 		return $this->tasks->contains($task);
 	}
 
+	/**
+	 * @phpstan-template TTask of Task
+	 * @phpstan-param TTask $task
+	 *
+	 * @phpstan-return TaskHandler<TTask>
+	 */
 	private function addTask(Task $task, int $delay, int $period) : TaskHandler{
 		if(!$this->enabled){
 			throw new \LogicException("Tried to schedule task to disabled scheduler");
@@ -99,6 +132,11 @@ private function addTask(Task $task, int $delay, int $period) : TaskHandler{
 		return $this->handle(new TaskHandler($task, $delay, $period, $this->owner));
 	}
 
+	/**
+	 * @phpstan-template TTask of Task
+	 * @phpstan-param TaskHandler<TTask> $handler
+	 * @phpstan-return TaskHandler<TTask>
+	 */
 	private function handle(TaskHandler $handler) : TaskHandler{
 		if($handler->isDelayed()){
 			$nextRun = $this->currentTick + $handler->getDelay();
@@ -128,7 +166,7 @@ public function mainThreadHeartbeat(int $currentTick) : void{
 		}
 		$this->currentTick = $currentTick;
 		while($this->isReady($this->currentTick)){
-			/** @var TaskHandler $task */
+			/** @phpstan-var TaskHandler<covariant Task> $task */
 			$task = $this->queue->extract();
 			if($task->isCancelled()){
 				$this->tasks->remove($task);
diff --git a/src/timings/Timings.php b/src/timings/Timings.php
index 563af69bff6..77f8efee646 100644
--- a/src/timings/Timings.php
+++ b/src/timings/Timings.php
@@ -30,6 +30,7 @@
 use pocketmine\network\mcpe\protocol\ServerboundPacket;
 use pocketmine\player\Player;
 use pocketmine\scheduler\AsyncTask;
+use pocketmine\scheduler\Task;
 use pocketmine\scheduler\TaskHandler;
 use function get_class;
 use function str_starts_with;
@@ -192,6 +193,10 @@ public static function init() : void{
 
 	}
 
+	/**
+	 * @template TTask of Task
+	 * @phpstan-param TaskHandler<TTask> $task
+	 */
 	public static function getScheduledTaskTimings(TaskHandler $task, int $period) : TimingsHandler{
 		self::init();
 		$name = "Task: " . $task->getTaskName();
diff --git a/src/world/sound/IceBombHitSound.php b/src/world/sound/IceBombHitSound.php
new file mode 100644
index 00000000000..7dcdeebf676
--- /dev/null
+++ b/src/world/sound/IceBombHitSound.php
@@ -0,0 +1,34 @@
+<?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/
+ *
+ *
+ */
+
+declare(strict_types=1);
+
+namespace pocketmine\world\sound;
+
+use pocketmine\math\Vector3;
+use pocketmine\network\mcpe\protocol\LevelSoundEventPacket;
+use pocketmine\network\mcpe\protocol\types\LevelSoundEvent;
+
+final class IceBombHitSound implements Sound{
+	public function encode(Vector3 $pos) : array{
+		return [LevelSoundEventPacket::nonActorSound(LevelSoundEvent::ICEBOMB_HIT, $pos, false)];
+	}
+}
diff --git a/tests/phpstan/configs/actual-problems.neon b/tests/phpstan/configs/actual-problems.neon
index e778cf0047f..f37d2387841 100644
--- a/tests/phpstan/configs/actual-problems.neon
+++ b/tests/phpstan/configs/actual-problems.neon
@@ -801,7 +801,7 @@ parameters:
 			path: ../../../src/scheduler/BulkCurlTask.php
 
 		-
-			message: "#^Cannot call method getNextRun\\(\\) on array\\<string, int\\|pocketmine\\\\scheduler\\\\TaskHandler\\>\\|int\\|pocketmine\\\\scheduler\\\\TaskHandler\\.$#"
+			message: "#^Cannot call method getNextRun\\(\\) on array\\<string, int\\|pocketmine\\\\scheduler\\\\TaskHandler\\<covariant pocketmine\\\\scheduler\\\\Task\\>\\>\\|int\\|pocketmine\\\\scheduler\\\\TaskHandler\\<covariant pocketmine\\\\scheduler\\\\Task\\>\\.$#"
 			count: 1
 			path: ../../../src/scheduler/TaskScheduler.php