This article contains spoilers for Invincible season 3 episode 7 and The Walking Dead.The penultimate episode of Invincible season 3 just set up one of the biggest showdowns from the comics. After Mark Grayson (Steven Yeun) and the heroes of Earth face off in a deadly battle against Angstrom Levy (Sterling K. Brown) and his army of Evil Invincibles from across the multiverse, the true final villain of the season appears. The Viltrumite, Conquest, has arrived on Earth to confront Mark about his failure to prepare the planet for a takeover by the Viltrum Empire.While well have to wait until next week to see this big fight go down, Conquests appearance didnt just set up an epic battle in the world of Invincible. We now know that the Viltrumite villain is voiced by Jeffrey Dean Morgan, an actor that starred alongside Steven Yeun in The Walking Dead. InThis isnt the first time that Invincible has reunited Walking Dead alumni in the series, which makes sense given that both shows are based on comics written by Robert Kirkman. Khary Payton, who played King Ezekiel in TWD, voices Black Samson, one of the Guardians of the Globe. Ross Marquand (Aaron in TWD) voices Immortal, Rudy, and a number of other characters in the series. Lennie James (Morgan Jones in TWD) voices Darkwing. Green Ghost is voiced by Sonequa Martin-Green, who played Sasha Williams in TWD. War Woman is voiced by Lauren Cohan, who fans will recognize as Maggie from TWD. Chad L. Coleman (Tyreese Williams in TWD) and Michael Cudlitz (Abraham Ford in TWD) are also in the cast.