SNES - Starfox
Megadrive - Gunstar Heroes
PS1 - Crash Bandicoot
N64 - Banjo Kazooie
GCN - Resident Evil 4
PS2 - Shadow of the Collosus
Xbox - Halo 2
360 - Bioshock
Wii - Mario Galaxy
Wii U - Mario 3D World
(Note: as my all time favourite game, RE4 would have won for Wii and PS2 as well, but that would be boring, so I went with their next best)