[en] Strontium-90
[en] The Great Pagan Army
[en] [Star Force Series 01] • Planetary Assault Fireball Press
[en] [Lost Civilization 01] • Giants Romance Foretold Inc
[en] [Invasion America 03] • Invasion · Colorado Amazon Digital Services
[en] [Invasion America 02] • Invasion · California Amazon Digital Services
[en] [Extinction Wars 01] • Assault Troopers Amazon Digital Services
[en] The Lost Swarm
[en] The Lost Secret