Outpost CottonMouth has gone dark. Power shut down. Oxygen running low. The Infestation is spreading. Mortal enemies G.I. Joe and Cobra will have to work together to stop the unimaginable from happening… but with an army of robotic B.A.T.S. corrupted with the Infestation virus it may already be too late! Not everyone makes it out alive as GI Joe: Infestation comes to its startling conclusion.