I'm not sure if some of these would be considered "sleeper" hits, but here it goes.
Atari 2600: Crystal Castles Sega Master System: Alien Syndrome Genesis: Ranger-X Sega CD: Final Fight! Sega Saturn: ....eh, various Arcade game ports. Dreamcast: Jet Grind Radio... Or Soul Calibur? PlayStation: Tenchu Stealth Assassins N64: KI Gold(?)