The legend of is a mix of internet urban legend and a disturbing reality involving two very different versions of the game. 🏁 The Short Answer

Production quality

Because the original story went viral, many developers created safe, "clean" versions for people to experience the atmosphere without the illegal content or viruses:

The gameplay in SAD Satan is fast-paced and frenetic. Players must guide Satan through hordes of enemies, collecting souls and power-ups along the way. But here's the twist: Satan's SADness affects his abilities. The more down he is, the weaker he becomes. Players must find ways to boost Satan's mood, whether through collecting happiness-inducing power-ups or solving puzzles.

Title: Sad Satan: Real Gameplay vs. The Myth (What We Actually Know)