The Hero Initiative has uploaded nine more Superman 100 Project CGC Signature Series books to eBay. They are signed by Norm Rapmund, José Luis García-López, Fred Hembeck, Ryan Sook, Chris Moreno, Mark Chiarello, Scott Kolins, Tom Raney, and Greg Maldonado. The majority of the books are graded CGC 9.8 with a few at 9.6.

Hero is also selling The Fantastic Four 100 Project, Ed Hannigan signed Spider-Man litho, Hero challenge coins, Amanda Conner signed W00tstout 2016 Stone Brewing print, The Walking Dead 100 Project, Murder Inc. Vol. 2: Versus America signed by Michael Avon Oeming, The Flash #50 print signed by William Messner-Loebs, and The Wonder Woman 100 Project.