Oxygen Not Included [Steam page] is smooshing together two of my favourite things: colony management simulation, and games by Klei Entertainment, the makers of Invisible, Inc. It appears to be a scifi Dungeon Keeper, or a cutesy Dwarf Fortress, or an underground RimWorld, at least as far as I can tell from the hour-long game stream embedded below.
Watch An Hour Of Don t Starve Devs Oxygen Not Included
