From a very rare and limited print run, this 2023 Batman / Superman World's Finest #21 with Variant Photo Cover of Sasha Calle as Supergirl from Andy Muschietti's 2023, The Flash, is graded CGC SS 9.8 (mint) and has been personally autographed by Sasha Calle during her exclusive signing with Celebrity Authentics. Past DC / Celebrity Authentics comic releases have skyrocketed in value on the secondary market and this issue may become a highly sought after collector's piece. In this issue, Superman and Batman, having followed Boy Thunder to Kingdom Come, find themselves and that world on a path to an apocalyptic future. Can the World’s Finest team prevent the transformation of Boy Thunder into the villainous Magog, or is his fate sealed?  Ships affixed with Celebrity Authentics serial-numbered Authentication hologram and includes Celebrity Authentics Certificate of Authenticity featuring picture of Sasha signing the comic.