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. And I've got a nice dirt patch where I can plunk https://slave-zero-x62838.59bloggers.com/30262120/o-fato-sobre-core-keeper-gameplay-que-ninguém-está-sugerindo