Here is a list of all the events currently supported by the world server
NewPlayer
PlayerLogin
PlayerLogout
PlayerBirthday
PlayerDeath
PlayerKilled
RobocrowKilled
RobocrowKill
PlayerRespawn
Custom
EndSequence
&command
OSDSelect
UseItem
ItemAdded
ItemRemoved
TaskComplete
TaskStart
AccessBuilding
NewBuilding
BuildingPurchase
BuildingDestroyed
BuildingTriggered
BuildingTriggerSequenceComplete
InitChallenge
AcceptChallenge
BattleStart
BattleUpdate
BattleEnd
BattleSurrender
BattleLeave
BattleJoin
BattleAcceptSurrender
BattleComplete