LinGon released a brand-new +5 trainer for the action adventure game Batman: Arkham City GOTY Edition, if you activate it will let you use these in-game cheats: super health, set max current experience, set upgrade points, super speed, bullet time.
Note: This cheat tool is for the Steam 1.03 version of the game Batman: Arkham City Game of the Year Edition.
Home ~ Enable Codes
F1 ~ Super Health
F2 ~ Set Max Current Experience
F3 ~ Set Upgrade Points
F4 ~ Super Speed
F5 ~ Bullet Time