org.bukkit.event.entity
Classes 
CreatureSpawnEvent
CreeperPowerEvent
EntityBreakDoorEvent
EntityChangeBlockEvent
EntityCombustByBlockEvent
EntityCombustByEntityEvent
EntityCombustEvent
EntityCreatePortalEvent
EntityDamageByBlockEvent
EntityDamageByEntityEvent
EntityDamageEvent
EntityDeathEvent
EntityEvent
EntityExplodeEvent
EntityInteractEvent
EntityPortalEnterEvent
EntityPortalEvent
EntityPortalExitEvent
EntityRegainHealthEvent
EntityShootBowEvent
EntityTameEvent
EntityTargetEvent
EntityTargetLivingEntityEvent
EntityTeleportEvent
ExpBottleEvent
ExplosionPrimeEvent
FoodLevelChangeEvent
ItemDespawnEvent
ItemSpawnEvent
PigZapEvent
PlayerDeathEvent
PotionSplashEvent
ProjectileHitEvent
ProjectileLaunchEvent
SheepDyeWoolEvent
SheepRegrowWoolEvent
SlimeSplitEvent
Enums 
CreatureSpawnEvent.SpawnReason
CreeperPowerEvent.PowerCause
EntityDamageEvent.DamageCause
EntityRegainHealthEvent.RegainReason
EntityTargetEvent.TargetReason