Invincible season 4 trailer reveals the release date and its final boss Thragg

Invincible season 4 finally has a release date. After promising the show would return in March 2026 during New York Comic Con last October, Amazon revealed the exact date while releasing a first-look trailer for the upcoming season of Prime Video’s ultra-violent animated superhero show. Invincible returns on March 18, and it’s set to introduce the story’s most important villain: Thragg.