for a while now to fill the unexplained void left by sonic forces (because of course its sonic forces) fans came up with the theory called split timeline, what is it? and does it work? well lets find out.

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Sonic The Hedgehog is copyright Sega

Music used:
Title screen Sonic Generations
Sunset heights Sonic Forces
Egg Reverie Sonic Mania
Sonic Forces Ghost Town Turret 3471 Remix
Final boss Sonic mania
Collision Chaos G mix Sonic the Hedgehog CD
Hard boiled heavies Boss Sonic Mania
Rooftop run Act 1 Sonic generations
Flying Battery Zone Act 1 Sonic Mania
Windy and Ripply (Emerald Coast) Sonic Adventure