Wikimedia Commons/Invincible TV show TV The making of Invincible season 4's epic finale, and how J.K. Simmons nearly didn't voice Omni-Man. May 4, 2026 AceShowbiz - Currently, Invincible stands as one of Prime Video's most acclaimed sci-fi superhero series, with its gripping narrative and deeply developed characters captivating audiences worldwide. As the show progresses through its fourth season, it continues to deliver intense storylines, culminating in one of its most dramatic finales yet.