The radiation that gave Simon Williams with superhuman strength, speed, and stamina also granted him immortality. But recently his body has become unstable â€“- the ionic energy that powers Wonder Man appears to be leakingâ€¦ Start the battle of good versus evil with this hardcore Marvel's Wonder Man figure! This superhero wields a deadly power in the â€œionic energyâ€ in his body. Will his foes be able to handle his superhuman powers? It's all up to you â€“ and Wonder Man! Marvel products are produced by Hasbro under license from Marvel Characters B.V.