- Wii U
Game Cheats:
Upgrade Codes
From the Extras menu, select Promotions and then select the alien images outlined below to fully upgrade XLR8, Gavattack and Wildvine.
Feedback-Fourarms-Diamondhead-Bloxx - Gravattack
Gravattack-Eye Guy-Arctiguana-Wildmutt - Wildvine
XLR8 - Shocksquatch-Gravattack-Arctiguana-Diamondhead - XLR8
January 11, 2013 - 12:03pm