Castaways Of The Swamp Star
The Two-Faced Monsters Of Planetoid Zero
City of Lost Souls
Hunt Bowman Stalks Dread Volta Raiders Through The Rubble Of Paris
The Green Legions Of Xalan
The Vampire-Men Of Neptune
Battling Mordas Krad’s Fiends To Save The Floating Citadel’s Lovely Princess
Invasion Of The Cyclops-Men Of Mars
Who apparently have at least two eyes…
The Brute In The Bubble
Super-Science Plants Evil Seeds
Chameleon Men From Galaxy 9
Renegade Queen Of Mars
The Fire-Eaters Of Asteroid Z
Gale Allen And The Girl Squadron Invade the smoking world of cave monsters
Giant Killer Of Jupiter
Monsters Of The Inner-World
Reef Ryan Blasts The Flesh-Hungry Spidermen To Reach Neptune’s Hidden Paradise
The Brute Of Mars
Raiders From The Red Moon
Flint Baker Rallies His Amazon Sky-Troops To Stem An Unholy Invasion
This cover looks a bit familiar…