Knocking out the heads would be good if he can do it. Then again, Trunks had no reason currently to think the other could or couldn't. If it worked...

Trunks could probably help with that--and if they teamed up they could get through this faster. A split-second as he paused, powering up to the super-saiyan state, before targeting the same head. He had no fancy battle cry, but he flickered from view to reappear, and bring a double-handed hammer-fist down a second behind the other man's.