Player join specifc world

hello guys, I i want to know how to make it so if a player joins a specific world they get items not like a lobby core more like a minigame kinda

 

do you want like a plugin, or do you want to make a plugin

 

i want to make one

 

listen for EntityLevelChangeEvent
and get that world using EntityLevelChangeEvent->getTarget()
and if the world target is what u want send items to player