It is the actual, hand-signed signature of Mike Zeck. It is not pre-printed image on the comic. No third party is involved.
Witzend Fanzine #12 1982- Wally Wood-Mike Zeck- Ditko VG
Deathlok Captain America 286 Promo Poster 1983 Marvel Comics Mike Zeck Classic
Hulk Signed Print-Michael Zeck Artist Print “AP” Professionally Framed
LEAF EDDIE MURPHY AND MIKE MYERS CENTURY WARDROBES CARD AUTHENTIC (psa bgs)
FOOM! #7 Marvel Comics 1974 NM John Byrne and Mike Ploog Ghost Rider Back Cover!
MIKE MCFARLAND LTD ED BRONZE COWBOY MEDALLION Number 150/150
