Invincible announces its fourth season release window, introducing new characters for Mark Grayson's return.
A new antagonist, Dinosaurus, a reptilian genius, will be voiced by Matthew Rhys, causing trouble for the world's heroes.
Additionally, Thragg, the leader of the Viltrumites, will arrive next season, voiced by Lee Pace, a familiar face in the world of superheroes.
Lee Pace will be taking on the role of Thragg, the Viltrumite emperor.
Author's summary: Invincible Season 4 introduces new villains.