ORIGINAL SERIES
Invasion
Contact
Colonization
Annihilation
Judgment
Extinction
Resurrection
SAVE THE HUMANS
Save the City
Save the Girl
Save the World
STONEFALL
Stonefall
Snowfall
Downfall
LEGION
Legion Under the Hill
The Watchtower
The Mountain King
The Alabaster Fool
The Lady in Black
The Iron Gate
LEGENDS
The Beast of Killeglen
ASTRAL CONSPIRACIES
The Gate
Click here for the full Invasion Universe Reading Guide!