With thunderous tread march a dreadful legion, led by a strange new weapon against which neither man nor machine can stand... And from the Allied Supreme Command goes up the cry - Find G-8! He'll know what to do!... But the Master Flying Spy crouches deep in the darkness of Hunland, pondering his fateful decision. For in his hands is the power to destroy civilizations most deadly menace — but to do so, he must be its last victim! G-8 and his Battle Aces rode the nostalgia boom ten years after World War I ended. These high-flying exploits were tall tales of a World War that might have been, featuring monster bats, German zombies, wolf-men, harpies, Martians, and even tentacled floating monsters.