Retrocausality

Retrocausality is a tabletop RPG about time travel adventures, in the vein of Bill & Ted's Excellent Adventure or Back to the Future. It uses a rules-light, card-based system that lets you decide how time travel works. Whether you have a specific movie you want to emulate, you have Opinions on the Novikov self-consistency principle, or you prefer not to ask too many questions, Retrocausality can m…