Superman, Vol. 1

Battle Of The Super-Hyper Powers!
Vartox has found another world upon which to be a super-hero, but discovers that the inhabitants are using him for nefarious purposes, and gets the aid of Superman, not knowing the Tynolans intend to sacrifice him to their god Moxumbra.
The Exile From Krypton!
In Erkol, some years before Krypton's destruction, an elder tells members of the Nor family the legend of the twin peaks and how, in ancient times, their ancestor Lok-Nor saved Kryptonians from alien invaders and from an air-destroying cloud.