The Flash(current) vs. Quicksilver(current)
ROUND 1:
They race to a battle ground 666 million miles away. The first one that makes it gets a quick breather until the other makes it. Once the other arrives the fight is on. Who gets left in the dust?
ROUND 2:
No race, just a straight up fight.
ROUND 3:
A blind folded head-butt match.