Here comes the most anticipated segment for comparison of these two characters i.e. Mister Sinister vs Firestorm 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 Firestorm powers, abilities, weapons and gadgets. So lets check out Mister Sinister Powers and Firestorm Powers.Decide who is more powerful!