The computer then created a time - reversed version of the sound waves that struck each sensor, zeroing in on the place where they all converged: the location of the sniper. (discovermagazine.com)
Plenty of variety — TNT Racers features several tracks, each with an unlockable reverse version. (xblafans.com)
Key to the progression system in Kingdom Hearts 3D are Spirits, which are reverse versions of the game's enemies, called Nightmares. (gamestm.co.uk)