Brute force is not normally a tactic Knock Out's employs — he is simply too light a frame type for it to be effective in most cases. He had always left such things to Breakdown, before. His partner's durabyllium hammer would have made short work on this blockage, reinforced or not. Knock Out buries the painful twist of his spark in focus on the task at hand.

By the sixth or seventh blow, the seam has widened to a crack, then into a narrow opening. His shoulder aches. An eighth and a ninth, the red metal plating of his pauldron is beginning to deform under the barrage, and he has to stop for a moment. But the space is almost large enough for Rogue to slip through, so he changes tactics to gripping the two halves of the warped door and strains to push them in opposite directions. The door creaks on its track, fighting every inch; his hydraulics hiss and whine.

Grudgingly the space widens to a foot, then two before he deems it suitable and stops, fans venting loudly. She'll have to slip through sideways, and he hasn't got a hope of being able to follow, but he can watch through the gap.