Here comes the most anticipated segment for comparison of these two characters i.e. Mister Sinister vs Captain Boomerang superpowers. Powers and abilities define their strength, both physical and mental. So what will happen if these two super characters engage in a fight? Here you can compare Mister Sinister vs Captain Boomerang powers, abilities, weapons and gadgets. So lets check out Mister Sinister Powers and Captain Boomerang Powers.Decide who is more powerful!