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