The Hero Initiative has added art by Michael Avon Oeming and Darick Robertson to their eBay store. The Oeming art is a commission-style Powers piece while the Robertson drawing is an Origin II #1 Wolverine original. Hero is a not for profit organization that works to raise money for comics industry pros in medical and financial need.
Along with these pieces of art, they have several other books, comics, and original art in their eBay store. They include The Overstreet Comic Book Price Guide #47 Hero exclusive Rob Liefeld cover, a four-pack of autographed W00tstout Stone Brewing prints, Judge Dredd: Cry of the Werewolf, The Teenage Mutant Ninja Turtles 100 Project soft and hardcover, Harley Quinn print signed by Amanda Conner and Jimmy Palmiotti, and many more.