There are a few games that i would want rebooted for the XBOX 720.
Fatal Labyrinth,not a great game,but had great ideas,that makes it a worthy game for a reboot,and the reboot could be awesome, if they used the same ideas,with some better gameplay.
Eternal Champions Challenge from the Darkside.
Zombies ate my Neighbors
Hexen 1 & 2
Streets of Rage
Various light gun games