Sonic the Hedgehog was the first to debut in 1991 and was released for Sega Genesis.Īpart from the title character, a blue anthropomorphic hedgehog called Sonic, the games feature a variety of other characters as well.

The games in the series have been developed by Sonic Team, Sega, BioWare, Sumo Digital, SIMS Co. Sonic games that feature the title protagonist, Sonic the Hedgehog, are a series of video games.