How do you unlock extras on Ben 10 protector of earth

To unlock the extras go to the in game cheats and code menu. Put in the following to get the cheats and extras (click on the hero) Dark Heroes Cannonbolt, Cannonbolt, Fourarms, Heatblast DNA Force Wildvine, Fourarms, Heatblast, Cannonbolt Invinciblity XLR8, Heatblast, Wildvine, Fourarms Master Control Cannonbolt, Heatblast, Wildvine, Fourarms Unlock all alien forms Wildvine, Fourarms, Heatblast, Wildvine Unlock all combos Cannonbolt, Heatblast, Fourarms, Heatblast Unlock all locations on Map Heatblast, XLR8, XLR8, Cannonbolt