High tech symbiotic exoskeleton
Backstory: not only did Ted (http://powerlisting.wikia.com/wiki/User_blog:Cursed_warrior_343/Ted) find out about the sentinels he also found out the alien race attacking his dimension's Earth. They have a history of destroying other worlds and eliminating other heroes by being immune to their powers.
Top: general appearence
Bottom: high tech symbiotic exoskeleton