Man, this is going to be hard...
GBA: Super Mario Advance 4
GC: Mario Kart: Double Dash!!
DS: New Super Mario Bros.
Wii: Super Mario Galaxy
Currently Playing: Mario Kart 7, Mario Kart 8, Luigi's Mansion: Dark Moon, The Legend of Zelda: Majora's Mask, Super Smash Bros for Wii U
Predictions:
Super Mario Galaxy will pass Super Mario 64 in total sales CORRECT!