Sonic the Hedgehog (character)

Sonic the Hedgehog (ソニック・ザ・ヘッジホッグ, Sonikku za Hejjihoggu) is a video game character and the hero of the Sonic the Hedgehog series released by Sega, originally for their (Sega's) console Mega Drive. However, the company has stopped consoles' production and made Sonic games for GameCube, GameBoy Advance, Wii and DS.

Sonic has appeared with longtime mascot rival, Mario, in Olympic Games-themed sports games: Mario & Sonic at the Olympic Games, which was released on the Wii and Nintendo DS near the end of 2007, and Mario & Sonic at the Olympic Games in 2009. Sonic is also in the game Super Smash Bros. Brawl.

Trivia
The release of Mario & Sonic at the Olympic Games was one of the reasons for Sonic's inclusion in Brawl