Erik Josten was infused with ionic energy, which granted him various superhuman abilities, his powers increased when he exposed himself to Pym Particles and gained the ability to manipulate his size. He later was given the alias Atlas and joined the Masters of Evil.
Powers and Abilities Edit
As Power Man, Josten had phenomenal superhuman strength and resistance to injury due to his body being suffused with radiation from "ionic rays". As Goliath, Josten's he could increase his size to upwards to 50 feet due to a formula based on the size-changing Pym Particles.