Humans salvage Megatron and Centurion from the River Thames and the Decepticons kidnap the find. Sometime later the Sparklers free Ultra Magnus from his volcanic tomb. They reach above-ground in time to see the Decepticons and their cargo. Also watching is Galvatron. The Decepticons repair Megatrons body, but his mind is a vegetable so they put a psycho probe on him to salvage his mind. What they find is that Megatron is running from the one thing that frightens him, namely Optimus Prime. Lord Straxxus shows up (remember they are sharing the same body) and destroys Prime and then goes after Megatron. Meanwhile Galvatron has happens upon Ultra Magnus and co, Magnus loose sit for a time then pulls himself together to give Galvatron a good beating. Megatron destroys Lord Straxxus, Shockwave acts to prime Megatron for his ultimate destiny, to take on and destroy Galvatron.