Three brothers from San Francisco found an original first edition of Superman No. 1 from 1939 in their late mother's attic, which was auctioned for a record-breaking $9.12 million by Heritage Auctions.The comic features Superman’s first solo appearance in his iconic costume and earned a near-pristine CGC grade of 9.0, making it the highest-graded copy known.The sale highlights the cultural and financial value of Superman and DC's intellectual property amid ongoing acquisition interest in Warner Bros Discovery.