Jet (Sonic the Hedgehog)

Jet the Hawk is a character from the Sonic the Hedgehog series who is known for his competitive attitude towards Sonic. His voice actor is Jason Anthony Griffith, who also voices Sonic and Shadow.

Super Smash Bros. Brawl
Jet's only appearance is that of a trophy and sticker.

Mario & Sonic at the Olympic Games
He was originally supposed to appear in the original but was scrapped later on. A beta file of Jet was found on the European version.

Mario & Sonic at the Olympic Winter Games
Jet the Hawk appears as a boss in both Festival mode and Adventure Tours. In the Wii version, he is the boss of Snowboard Cross. In the DS version, he is the boss of Deluxe Halfpipe.