Ultimate X4 #1 Dynamic Forces signed limited edition comic book from Marvel Comics, featuring the Ultimate X-Men and the Ultimate Fantastic Four. It has been autographed by Joe Quesada, Marvel's Editor In Chief at the time . It comes sealed with the numbered DF Certificate Of Authenticity (COA) limited to just 125 copies that were produced so it is very hard to find. Certificate number may vary from that shown. Unread in Near Mint condition.