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