Sethian is a game that positions you as an archaeologist of the future tasked with learning an alien language. You do this so you can investigate the disappearances of people on the planet Sethian—where the language originates. Learning a whole other language might sound pretty imposing, but the creator of Sethian, Grant Kuning, has done a pretty bang-up job of making the game fairly accessible. You sit in front of an alien computer, able to ask it questions to help with your study, starting with only the basics of the language as picked up by previous archaeologists. This is provided to…