Antagonistan is one of the nine countries where the Atomic Tank is sent to deal with the Red Star's invasion.
The Atomic Tank battled a robotic worm-like war machine called the Mech Worm in the battle.
The Heavy Weapon world was among the several worlds of the KB multiverse that were annexed easily by the Nazi Zombie Reich led by zombie Adolf Hitler in the Nazi Zombie Invasion of the KB Multiverse.
During the war,
Antagonistan was invaded by the Nazi Zombies, who built a large number of concentration camps in the vast desert