Hamner also helped start and acted as Creative Consultant to 12 Gauge Comics, publisher of such titles as The Ride, Gun Candy, Body Bags, and O.C.T.

[6] Black Lightning: Year One, written by Jen Van Meter and illustrated by Hamner, was released in 2009 as a miniseries and as a trade paperback collection in 2010, and was subsequently nominated for two Glyph Awards.

[9] In 2010, Summit Entertainment released RED, a feature film adaptation of the 2003 comic book of the same name that Hamner illustrated with writer Warren Ellis, starring Bruce Willis, Morgan Freeman, Helen Mirren, John Malkovich and Richard Dreyfuss.

[12] On July 12, Comic Book Resources reported DC's announcement that Hamner would be teaming with writer James Dale Robinson for the first three-issue story arc of a new 12-issue series starring The Shade.

The film stars Bruce Willis, John Malkovich, Mary-Louise Parker, Catherine Zeta-Jones, Lee Byung-hun, Anthony Hopkins, and Helen Mirren, with Dean Parisot directing a screenplay by Jon and Erich Hoeber.

In August of 2023, Warner Bros. released the feature film version of Blue Beetle, directed by Angel Manuel Soto and starring Xolo Maridueña, Susan Sarandon, and George Lopez.