Gigantopus from Planet X! Otros libros de esta serie

Cosmic Boy Versus Mezmo Head! Cosmic Boy Versus Mezmo Head!
Cosmic Boy Versus Mezmo Head!
2014
Revenge of the Tiki Men! Revenge of the Tiki Men!
Revenge of the Tiki Men!
2014
Zombie Surf Commandos from Mars! Zombie Surf Commandos from Mars!
Zombie Surf Commandos from Mars!
2014
The Incredible Shrinking Kid! The Incredible Shrinking Kid!
The Incredible Shrinking Kid!
2014
The Beast from Beneath the Cafeteria! The Beast from Beneath the Cafeteria!
The Beast from Beneath the Cafeteria!
2014
Attack of the Alien Mole Invaders! Attack of the Alien Mole Invaders!
Attack of the Alien Mole Invaders!
2014
The Brain That Wouldn't Obey! The Brain That Wouldn't Obey!
The Brain That Wouldn't Obey!
2014