EntityEvents.spawned(e => { let toCancel = [ 'tombstone:easter_egg' // eat shit ] let entity = e.entity let item = entity.item let thrower = entity.nbt.Thrower if (thrower) {return} if (!item) {return} if (!toCancel.includes(item.id)) {return} //console.log(`prevented spawn of: ${item.id} at ${entity.x}, ${entity.y}, ${entity.z}`) e.cancel() })