"Yes. And he had another plan in mind from the beginning. The waters where Megatron's body was sunk by the humans are deep and were patrolled by the humans' navies, but there isn't much their fleet can do when a Decepticon the size of an aircraft carrier smashes into them from orbit. They had brought Tidal Wave to serve as their base of operations, and they sent bots down to retrieve Megatron from the deep- among other things."