Bonanza Bros, ToeJam & Earl, Fix-It Felix Jr., Shantae, Magical Pop'n, Family Dog for SNES, Tin Star, Earthworm Jim, Cool Spot, Various Atari Games, Pokemon, Q*Bert, Tempo, Touhou, M.U.G.E.N, Pizza, and Comic Strips!
SEGA has revived Classic Sonic (Mania), Daytona, Wonder Boy, House of the Dead, Sakura Wars, Shenmue, and now Streets of Rage. There can be our only hope.
Ristar wasn't that great nor memorable of a game though. I wonder how many people actually recognized him when he was the flag bearer in All stars racing transformed.