@SubscribeEvent(priority = EventPriority.LOWEST) public void onChunkLoad(ChunkEvent.Load event) { Chunk chunk = event.getChunk(); if (chunk != null) { List[] entityLists = chunk.entityLists; // sendChatMessage("chunk not null"); for (List entityList : entityLists) { for (Object thing : entityList) { MobPicker.addMobInstance((Entity) thing); } } } }