All-Star Superman

In this animated adaptation directed by Sam Liu, Superman faces his greatest challenge yet after a rescue mission near the sun leaves him overexposed to solar radiation, significantly enhancing his powers but also accelerating his mortality. As he grapples with his impending fate, he must complete a series of Herculean tasks while contending with his arch-nemesis, Lex Luthor. The film features the voice talents of James Denton, Christina Hendricks, and Anthony LaPaglia. For those interested, it can be viewed for free on Soap2day.