The Autobot base, late at night. Most of the others are gone or recharging. Wheeljack convinces Bulkhead to spar for old times' sake. They're both throwing punches, tackling each other, laughing breathlessly. But somewhere in the scuffle, Wheeljack ends up pinned beneath Bulkhead — Bulkhead's engine's purring way too loud, and Wheeljack's grin falters just a bit.

"You tapping out, Jackie?"