After playing many games like this which have a better storage/crafting system, it's really hard to play this game tbh Skull of the Corrupted Shaman at his sigil in a throne room arena. This is found in The Forgotten Ruins at a range of 350 tiles from The Core. https://homeworld-374940.idblogz.com/30363773/5-elementos-essenciais-para-core-keeper-gameplay