The Hero Initiative has released their latest 100 Project book honoring the impact and legacy of Giant-Size X-Men. A group of the Giant-Size X-Men 100 Project CGC Signature Series books are now open for bidding on eBay. All graded 9.2 to 9.8, the books are signed by Ron Frenz, Paolo Rivera, Fred Hembeck, Alan Davis, Jim Valentino, Ryan Stegman, Rick Leonardi, Aaron Sowd, Jamal Igle, Geoff Shaw, and Peter Krause.

These books are listed alongside multiple comics and graphic novels signed by Mark Waid, The Superman 100 Project, Symbiote Spider-Man 2099 #1 Hero exclusive Todd Nauck variant, The Bloodshot 50 Project signed by Kevin VanHook, The Flash #50 print signed by William Messner-Loebs, Hero challenge coins, Stan’s Soapbox: The Collection third printing, The Walking Dead 100 Project, and more.