Comic Book Value Packs. Key Comics & First Appearances. Good Girl Art Comics. Superman #233 CGC 8.0 1971 4089112010. Any CGC case may have minor imperfections including Newton rings, scuffs, standard surface wear, or minor cracks. CGC considers these defects acceptable, as do we. If there is any significant damage to the slab it will be noted in our description, and we will not list any slabbed comics with a damaged case that compromises the integrity of the grade. Cover art by Neal Adams. Superman Breaks Loose, script by Denny O’Neil, pencils by Curt Swan, inks by Murphy Anderson; A scientific experiment turns all the kryptonite on Earth to iron, as Clark Kent moves from newspaper to television journalism. Super-Turtle humor page by Henry Boltinoff. Jor-El’s Golden Folly–The Fabulous World of Krypton, script by E. Nelson Bridwell, art by Murphy Anderson; Ignoring the jeers of his colleagues, Kryptonian scientist Jor-El experiments with using anti-gravity to aid in space travel. 36 Pages, Full Color. This item is a consignment. This item is a consignment, which means that the price has been set by the consignor rather than by MyComicShop. We take pride in our accurate, consistent grading. You can be confident in receiving a well-graded comic when ordering from us. We understand that condition is important to collectors. We opened our first comic retail store in 1977 and operated a chain of eight comic book stores in the 80s, 90s, and 2000s before going online-only. Check out our website for more info. & Lone Star Comics.