Scott from The Controller Online writes: "Forget fiddle duels with the Devil, today I played my guitar to un-destroy the universe. 24 Caret Games are turning the Rhythm genre into a space shooter, but there’s a catch; you play the whole game in reverse. Playable with either the standard or guitar controller, Retro/Grade looks like a classic space shoot ‘em up but plays a lot like a Guitar Hero game. Come on, you must at least be a little bit intrigued at this point. How they came up with this idea, I’m not sure; but it works surprisingly well."