Starscream frowns, too, because up until this point they'd been able to agree on the who's who of their respective universes. "Perhaps," he says slowly, peering at Megatron with a more critical eye now. "I don't know how your Autobots formed, but in my universe, they rose up in direct opposition to our forces after the fall of the Senate. They're the ones who started this war, not us."