"The Space Pirates"
A commander of an alien ship bent on destroying the Earth, decides that Linda would make the perfect mate.
"A-Man: The Hero with Animal Powers"
reprinted from Strange Adventures (1950) #190.
"Like a Death's-Head in the Sky"
Supergirl finds that she must somehow find a way to stop a nuclear barrage from being launched against the Earth.
"Kill -- or be Killed"
Zatanna finds herself having to solve two huge problems. The first is how to free Jeff Sloane from being a stone statue, secondly how to stop her father's mad spree against the city.