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Invincible: The Most Important New Characters to Expect in Season 3

Author:Kristen Update:Mar 22,2025

With Invincible Season 3 on the horizon, Prime Video unveiled a stellar voice cast addition, including Aaron Paul as Powerplex, John DiMaggio as The Elephant, and Simu Liu as Multi-Paul, Dupli-Kate's brother. However, the most intriguing additions are shrouded in mystery: Jonathan Banks (Breaking Bad) and Doug Bradley (Hellraiser) join the cast, their roles remaining undisclosed.

Prime Video's secrecy likely aims to protect major Season 3 plot twists. But speculation is rampant! Who could Banks and Bradley be playing? And what about Christian Convery's Oliver? His rapid aging and Invincible's new sidekick status raise intriguing questions. Let's delve into the most significant new characters expected this season.

Warning: Minor comic book spoilers ahead!

PlayJonathan Banks as Conquest? --------------------------

While Prime Video keeps mum, Jonathan Banks' casting strongly suggests a specific villain. His expertise in portraying hardened killers points towards Conquest, introduced in Invincible #61 (2009). A Viltrumite of immense power, Conquest arrives after a devastating Earth conflict, issuing an ultimatum: Invincible conquers his homeworld or faces death.

Season 2 hinted at this confrontation, leaving Mark burdened with his father's legacy. Season 3 likely delivers this showdown, pitting a young, inexperienced Mark against a veteran Viltrumite warrior. This promises a brutal, desperate battle for survival, with the fate of Earth hanging in the balance.

Art by Ryan Ottley. (Image Credit: Image Comics/Skybound)

Who Is Doug Bradley Playing?

While Banks seems a perfect fit for Conquest, Doug Bradley's role remains a mystery. Known for portraying Pinhead, his casting likely signifies another villain. Two strong contenders emerge based on the comic's timeline: Dinosaurus and Grand Regent Thragg.

Dinosaurus (Invincible #68, 2009), appearing after Conquest, aims to heal the world from humanity's destructive impact. Bradley's voice could add gravitas to this seemingly cartoonish villain, whose motivations resonate surprisingly with Invincible.

Art by Ryan Ottley. (Image Credit: Image Comics/Skybound)

Alternatively, Grand Regent Thragg (Invincible #11, 2004), the main villain of the saga, remains unseen in the series. His introduction is long overdue. Thragg, the powerful Viltrumite Empire ruler, possesses millennia of combat experience and played a crucial role in the empire's civil war. Bradley's charisma and menace would perfectly embody this formidable antagonist. While Season 3 might only hint at Thragg, his arrival foreshadows Mark's ultimate conflict.

Art by Ryan Ottley. (Image Credit: Image Comics/Skybound)

PlayChristian Convery's Oliver Grayson -----------------------------------

Season 2 introduced Oliver, Mark's half-brother, a half-Thraxan, half-Viltrumite hybrid. His accelerated aging is a key plot point for Season 3, transforming him from a toddler to a preteen, necessitating Christian Convery's casting. Oliver already displays powers, surpassing Mark's early development.

Season 3 will show Oliver emulating his father and brother, adopting the codename Kid Omni-Man. He becomes a powerful ally but also a potential liability, adding another layer of concern for Mark, already grappling with protecting his loved ones.

Art by Ryan Ottley. (Image Credit: Image Comics/Skybound)

Which Invincible villain are you most eager to see in Season 3? Vote in our poll and share your thoughts in the comments!

Which Invincible villain do you most hope to see in Season 3? -------------------------------------------------------------
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In other Invincible news, the franchise returns to comics this year with the prequel Invincible: Battle Beast, one of IGN's most anticipated comics of 2025.