Assuming you already have Sonic Mania Plus on Steam:
The mod takes the core of Sonic Mania and injects content that feels like it was ripped from a lost ’90s Sega Saturn or Dreamcast prototype. The name itself pays homage to three distinct eras of Sonic history:
Ensure your device meets the minimum system requirements:
: Reintroduces "Hyper" versions of characters, a transformation originally seen in Sonic 3 & Knuckles but omitted from the official Sonic Mania release .
Because Sonic Mania uses the Retro Engine (licensed by Sega and Christian Whitehead), Sega has historically ignored fan mods as long as they don't:
The mod immediately unlocks all five characters (Sonic, Tails, Knuckles, Mighty, Ray) without needing to beat the game. Some builds even claim to include a playable Amy Rose with her hammer dash from Sonic Advance .