Entity Events

entityDamage

Field	Type	Description
entity	string (UUID)	The damaged entity
damage	number	The damage amount (writable: mods.damage overrides the damage amount)
cause	string	The damage cause (ENTITY_ATTACK, FALL, LAVA, etc.)
entityType	string	The entity type (Minecraft registry key, e.g. minecraft:zombie)

entityDeath

Field	Type	Description
entity	string (UUID)	The entity that died
entityType	string	The entity type (Minecraft registry key, e.g. minecraft:zombie)
entityName	string	The entity name

entitySpawn

Field	Type	Description
entity	string (UUID)	The spawned entity
entityType	string	The entity type (Minecraft registry key, e.g. minecraft:zombie)
x	number	X coordinate
y	number	Y coordinate
z	number	Z coordinate
world	string	World name

entityExplode

Field	Type	Description
entity	string (UUID)	The exploding entity
entityType	string	The entity type (Minecraft registry key, e.g. minecraft:zombie)
x	number	X coordinate
y	number	Y coordinate
z	number	Z coordinate
blockCount	number	The estimated number of blocks to be destroyed

entityRegainHealth

Field	Type	Description
entity	string (UUID)	The entity that regained health
amount	number	The amount of health regained (writable: mods.amount overrides the regained amount)
reason	string	The reason for regaining health (SATIATED, REGEN, EATING, etc.)

entityTarget

Field	Type	Description
entity	string (UUID)	The entity that changed target
target	string | null	The target entity UUID (writable: mods.target is the target UUID or null (clears the target); null means cancel the target)

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Projectile Events

projectileLaunch

Field	Type	Description
entity	string (UUID)	The projectile entity
projectileType	string	The projectile type (Minecraft registry key, e.g. minecraft:arrow, minecraft:snowball)
shooter	string | undefined	The shooter's UUID (only present when launched by a living entity)

projectileHit

Field	Type	Description
entity	string (UUID)	The projectile entity
projectileType	string	The projectile type (Minecraft registry key)
hitEntity	string | null	The UUID of the hit entity
hitBlock	object | null	{ "x": <int>, "y": <int>, "z": <int>, "type": "<key>" }