Forgot about the H.E.
On a pure technological scale Darkhawk's armor is up there.
Originally posted by Simbon
Iron lad is a younger (and much, much less powerful) version of Kang. I'm a little surprised to see him mentioned but not Kang.
I didn't mentioned Kang simply because I just honestly don't think "power suit/armor" when I think of Kang. But I guess he should be up there.