Talk:Progression/@comment-80.217.97.238-20181212233445/@comment-2601:45:4100:13A0:7122:1DD0:94AB:E4B5-20191129144903

You need to research sulfur which appears when you place a mineral next to a volcano. When you inspect it you’ll unlock gunpowder. If mankind has a violent or evil nature and they are smart enough, you will unlock the gun.