Batman - One Bad Day: Penguin (2022) #1 (CGC 9.8) Signed Dan Mora*Variant Cover. This modern age US comic features John Ridley's writing and Dan Mora's cover art and signature. The comic is graded 9.8 Near Mint/Mint and is a variant cover. The comic is published by DC Comics and is in English. This collectible comic book is a must-have for any fan of the action genre. The comic book is a one-shot in the Batman series and focuses on the character of Penguin. The comic book tells the story of one bad day that turns the Penguin into the villain he is known as. This comic book is a great addition to any collection and is perfect for fans of Batman and US comics.