Saltire: Invasion

Saltire: Invasion, a one-shot from Diamondsteel Comics released in 2013, launched the publisher's ongoing superhero universe with a brisk, standalone invasion story. The issue introduced the core conflict and tone of the Saltire line, establishing the series' blend of Scottish mythology and modern superheroics. It matters as the foundational text of Diamondsteel's shared world, setting the stage for the characters and stakes that would define the publisher's output.