dreamcast (Score 1)

Besides being a great console, with games like DoA2, Soul Calibur, MvC2, CvS, Grandia 2, Skies of Arkadia, Shenmue etc.... Someone ported quake, and also their are emulators for SNES/SF, GB/GBC, NGPC, PSX... and i think someone porting MAMECE aswell... you can check this stuff out at dcemulation.com