This is Jim Carrey's Dr. Robotnik from the Sonic the Hedgehog 2 film spoilers:end of spoilers taking on Dark Phoenix from X3: The Last Stand.
after he has absorbed the Master Emerald and integrated it into his being
Round I) Arena fight.
Round II) In Green Hills, Montana spoilers:end of spoilers
(with G.U.N. agents/soldiers and their hardware trying to take them both in)
Round III) On Alcatraz Island (site of the final battle in X3: The Last Stand)