The product is a rare and highly collectible comic book titled "SUPERMAN/BATMAN #8 CGC 9.8" featuring the debut of Supergirl. This particular issue is a Sketch Variant Cover by artist Michael Turner and signed by writer Jeph Loeb, making it a valuable item for fans of the Justice League of America. With its vintage appeal, limited edition status, and key issue significance, this comic book is a must-have for any Superman or Batman enthusiast looking to add a unique piece to their collection.
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