Superwoman possesses superhuman strength, invulnerability, flight, speed, enhanced senses and immortality. As a Amazon (by birth) she has strength comparable to Wonder Woman.
Superwoman is a major antagonist in the DC Universe Animated Original Movie Justice League: Crisis on Two Earths and the evil counterpart of Wonder Woman.
She has a warped, murderous, and tease-happy personality.
Born on Damnation Island, "Superwoman" was raised and trained by her Amazonian sisters to be the greatest of them all and she proved herself by killing them, making her the last Amazon of her world.