Turn a Goomba green for a poison swamp level, or make a blue Bob-omb that freezes instead of explodes (with behavior edits).
The history of the generator is deeply tied to the rise of "blooper" videos and machinima in the late 2000s. These tools allowed creators to bypass complex ROM hacking, letting them invent custom characters—like a green-clad Luigi or an orange Mario—simply by applying GameShark-style cheat codes in an emulator. The Evolution of CC Generators