Justice League Heroes - Sony PSP Use the destructible environment against your enemies at will and experience firsthand the awesome force of your superpowers in battle Customize your team as much or as little as you see fit, learn new combination powers and make the heroes your own by forging specialized boosts for their superpowers Play in cooperative team and single-player modes Story voiced by renowned talent like Ron Perlman, Michael Jai White, Chris Edgerly, Ralph Garman and more