tl;dr

Visa and Mastercard have reportedly pressured platforms like Steam and itch.io to remove or de‑index NSFW games, citing concerns that specific adult‑only content violates the unstated moral or reputational rules set by these payment processors (leveluptalk.com, wired.com). As a result, platforms updated their policies and delisted scores of legal erotic games to avoid losing credit‑card processing partnerships—sparking widespread criticism over what critics call financial censorship (wired.com).