Kirkman is best known for his Eisner Award-winning series The Walking Dead, a global phenomenon and the foundation for a massive franchise spanning critically acclaimed TV, video games, and merchandising. His work has inspired adaptations such as the Outcast series on Cinemax and Prime Video’s mega-hit Invincible (which he oversees as co-showrunner). Kirkman’s diverse comic portfolio includes the Energon Universe, Die!Die!Die!, Fire Power, Oblivion Song, and Negan Lives, highlighting his continued impact on bold storytelling across media.