This is an incredible and rare Sub-Mariner #66 comic book from Marvel, published in 1973. The issue features the first appearance of Clay Wilson and Orka ("The Human Killer Whale") and is also considered a key issue by collectors and websites. The story, titled "Rise Thou Killer Whale!", is packed with action and adventure by Steve Gerber, and the artwork by Don Heck is simply stunning.

The comic book is in high grade condition, with no major flaws or damage. It is a first printing and has been sleeved and boarded for preservation and protection. This is a must-have for any serious collector of US comics, particularly those interested in the Bronze Age era of Marvel. Don't miss your chance to own this amazing piece of comic book history!

Will come professionally shipped in a gemeni flash mailer!