In Boston, powers are real, heroes are rare, and Jack McGriskin is a privatedetective with a strong right arm and a nose for trouble.
When a missing personhe's been hired to find turns up dead, he stumbles into a network of corruptionstretching from the streets of Boston to the halls of Congress, and the clueslead him back to a world he'd left behind. And just as things are starting toget back to normal, a new shadow falls across his path in the form of themysterious Usurper. Collects Jack Hammer #1-4 and Jack Hammer: Usurper#1-2.
- Format: Paperback / softback
- Pages: 192 pages
- Publisher: Action Lab Entertainment, Inc.
- Publication Date: 17/02/2015
- Category: Superheroes
- ISBN: 9781632290830