Spirit Merchant (technically traded). Each of these marks the exact location of an outer biome boss spawn. Each scanner recipe uses a resource unique to the boss's biome. Either found on the ground or as a mob drop. Don’t worry too much. It doesn’t really make a huge difference https://thankgoodnessyoureheregam69256.blogdon.net/ajudar-os-outros-perceber-as-vantagens-da-core-keeper-gameplay-46040438