Yeah, true, though with the bigger story arcs in the final season --- Six Forgotten Warriors, Secret Wars, and then the finale Spider Wars --- there...
Did you not see the parts where prime reves up his thrust and jumps in truck mode to kill a seeker and megatron with shield looking like he just tore...
Hey, that could be a great one, too, though I (or Marvel) would probably want to throw in a Wolverine team-up, since they both fought in World War II...