[Bumblebee's eyes narrow a little, though it isn't in anger. The more he talks, the more that it does sound like the Cliffjumper that Bee knows. Arcee's former partner. His former teammate. Emphasis on 'former'.

He straightens now, out of his guarded stance, though Vanguard's flames still burn strong. The digimon's eyes are flickering back and forth during the exchange, still watchful in case it turns out to be a ruse, or it deteriorates into a fight.]

So tell me if I'm understanding this right.

Cliffjumper. From my universe. He's been moving through realities. One of which was yours...