It is the actual, hand-signed signature of Szerdy. It is not a pre-printed image on the print. No third party is involved. ~Certificate of Authenticity/Provenance.
NATHAN SZERDY SIGNED 12X18 ART PRINT A NIGHTMARE BEFORE CHRISTMAS SILHOUETTE NEW
NATHAN SZERDY SIGNED 12X18 ART PRINT BELLE BEAUTY & THE BEAST ON BOOK PIN UP NEW
NATHAN SZERDY SIGNED 12X18 ART PRINT SHE-HULK WITH HAMMER CALENDAR PIN UP NEW
NATHAN SZERDY SIGNED 12X18 ART PRINT VAMPIRELLA WHITE MOON BLOOD PIN UP NEW
Nathan Szerdy SIGNED Batman Art Print Joker Bruce Wayne
NATHAN SZERDY SIGNED 12X18 ART PRINT JOKER HARLEY QUINN BATMAN #251 ADAMS HOMAGE
