I mean, the autobots and decetacons spent seasons fighting each other and nobody ever got killed. Then, comically, the whole cast is wiped out in a 1 min segment. Not only taken out, but shot point blank, while all color drains from them leaving behind a dull grey, and a look of agony on their face.
However, in the next animated film, G.I. Joe, they simply took the main players off stage while the noobs took over. I do get a laugh from the opening sequence "Don Johnson as Falcon, Sgt. Slaughter as Sgt. Slaughter..."