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