Ok, so I'm going now to EB Games (In Ontario, Canada) to try and trade in:
Halo 3 :360:
Gears of War :360:
Grand Theft Auto 4 :ps3:
Gran Turismo 5 Prologue :ps3:
Super Smash Bros. Brawl :wii:
And I'm going to see what I can get for a 360 256mb memory card.
All the values I've seen have been...