Validus

Validus is a fictional DC Comics supervillain, an enemy of the Legion of Super-Heroes and a member of the Fatal Five. In the latter half of the 30th century, an entity known as the Sun-Eater threatened to consume Earth's sun, thus destroying the galaxy. Desperate to stop the Sun-Eater's efforts, Superboy and the Legion of Super-Heroes recruited the aid of the Fatal Five. They discovered that Validus was among their ranks, but had no idea of his true parental heritage. The Fatal Five reluctantly agreed to help the Legion, and the Sun-Eater's efforts were averted. Validus remained a loyal member of the Fatal Five, always ready to do Tharok's bidding. During one memorable altercation with the Legion, Validus killed Lyle Norg, the original Invisible Kid. Validus' true origin stemmed from a diabolical plot by a powerful Legion foe. As revenge for his defeat in "The Great Darkness Saga", Darkseid kidnapped one of the identical twin children of Lightning Lad and Saturn Girl at birth. He... full article at wikipedia