Invincible season 4 arrives this March — get ready for The Viltrumite War!

Season Four of the animated series from Skybound Entertainment will premiere on March 18, 2026. The press release also gave a lot of data on the audience for the previous seasons.

How popular were the previous seasons of Invincible

The third season of Invincible is the most watched animation season of all time on Prime Video. It was nominated for the Critics’ Choice Award for Best Animated Series in 2025, as well as consecutive Primetime Emmy Award nominations in 2024 and 2025. The first two seasons received “Certified Fresh” rankings on Rotten Tomatoes, and the series was awarded Rotten Tomatoes’ Golden Tomato Award for Best Animated Series in 2023. Invincible continued its critically acclaimed streak with a Season Three score of 100% on Rotten Tomatoes.

What about the Viltrumite War in season 4

All we have (apart from the trailer) is:

While the world recovers from catastrophe, a changed Mark fights to protect his home and the people he loves, setting him on a collision course with a threat that could alter the fate of humanity forever.

In terms of cast, the series stars Steven Yeun, Sandra Oh, and J.K. Simmons. Additional cast also includes Gillian Jacobs, Seth Rogen, Walton Goggins, Lee Pace, Jeffrey Dean Morgan, Jason Mantzoukas, Zazie Beetz, Grey DeLisle, Zachary Quinto, Chris Diamantopoulos, Ross Marquand, Khary Payton, Andrew Rannells, Kevin Michael Richardson, Ben Schwartz, Clancy Brown, Jay Pharoah, Mark Hamill, Matthew Rhys, Danai Gurira, and Melise.

Let’s just watch the official trailer: