Slay the Spire 2 dev celebrates its instant success by reminding players to support 'small indie passion projects' like Marathon too

After being delayed in late 2025, Slay the Spire 2 entered early access on March 5 and was instantly a mega-hit. It shot past the two most recent big-hitters, Marathon and Resident Evil: Requiem, and remains firmly entrenched at the top of Steam's best-sellers.

That's perhaps not surprising for the sequel to one of the best deck-builders ever made (and the winner of PC Gamer's Best Design award in 2019). Right now an incredible 224,000 players are slaying that spire, and there are just under...