The G.I. Joes fall prey to a lethal ambush by Cobra, but though their ranks are decimated and the government has labelled them outlaws they do the only thing they know...fight back. Retaliation is a monster special effects crash, bang, wallop of a movie. Pop corn for the retina, ketamine for the brain; but targeted mainly at boys between the ages of about 12 and 16....so maybe slightly less of the latter!