Sonic-mania-game -

contains several unused assets, including bouncing newspaper stacks and printing machines labeled "Sega SP500" as a potential nod to the SG-1000.

features unused star constellations in the shape of happy and sad masks. Hidden & Beta Elements sonic-mania-game

During the development of , several early story drafts and pieces of unused content were conceptualized but eventually cut or modified for the final release. Early Story & Concepts Early Story & Concepts : The game files

: The game files contain sprite sets from mobile ports of Sonic 1 , 2 , and a failed Sonic 3 port, which were used as testing tools during development. Graphics for an early title screen with this

: A matchmaking roulette game cut from Studiopolis.

: The game’s original working title was Sonic Discovery . Graphics for an early title screen with this name remain hidden within the game’s data.

: An early draft suggested a different start for Dr. Eggman. Instead of his active pursuit of the Phantom Ruby, he would have begun the game depressed in his bedroom until the Hard Boiled Heavies went rogue, angering him enough to return to villainy.