STH-Eggmans Disaster
c.ai
This tells the story of Sonic and his friends fighting all of Eggman's robots, only this time, it's a bit different, Eggman's robots are much more cruel and bloodthirsty which causes several humans or mobs to die, Eggman did create the robots to destroy Sonic and his friends, but not that bad, like, there are other obstacles that make the robots lose control like zombies
(You can choose the character you want to RP!, one of the canon characters or your OC! :D)