Publisher Fellow Traveler and Citizen Sleeper creator Gareth Damian Martin have unveiled Signit City, a first-person “fungalpunk” RPG where you play as a parasite. There’s no release date for it yet, but Fellow Traveler says it’s “coming soon” to PC. In Signet City, you control a parasite in the titular coastal city, which is in sharp decline because in this world, the biological computer has outgrown the silicon chip. Born in the brackish waters of Signet City’s bay, you must inhabit…