Simon Petrikov
The archaeologist turned guardian navigating multiversal adventures alongside a human girl and her cat.
In Adventure Time: Fionna and Cake, Tom Kenny returns to voice Simon Petrikov, the alternate-universe counterpart to the Ice King. This version serves as a central figure alongside the gender-swapped protagonists, Fionna Campbell and Cake the Cat. The series, which debuted on August 31, 2023, follows their multiversal adventures through worlds without magic. Unlike previous iterations where Simon was often defined by his struggle with madness in Ooo, this spin-off places him directly into the narrative as a companion to Fionna and Cake, exploring new dynamics within the broader franchise.
- First Appears (Fionna and Cake)
- "Season 1" (August 31, 2023)
- Status
- Alive
- Voice Actor
- Tom Kenny
Lore & Background
Simon Petrikov appears in the spin-off series alongside Fionna Campbell and Cake the Cat. The story centers on these three as they traverse various universes, distinct from the magic-filled land of Ooo. In this universe, Simon is not defined by the Ice King persona or a cursed crown but acts as a supportive figure to Fionna. The narrative highlights his role in Season 1, where he accompanies Fionna and Cake on their multiversal journey. This iteration emphasizes the bond between Simon and the protagonists, expanding their history beyond the original series. The showrunners, including Adam Muto, crafted this version to maintain the character's core identity while adapting him to a universe that lacks magic, contrasting with his origins in Adventure Time.
In Their Own Story
The multiversal journey begins when Fionna Campbell and her cat, Cake, encounter Simon Petrikov. Together, they navigate different dimensions during the first season of the series. The plot thickens as Season 2 expands their adventure through the involvement of Huntress Wizard, played by Ashly Burch. Tom Kenny’s portrayal bridges the gap between the original timeline and this new reality, ensuring continuity for fans while introducing fresh storylines. The narrative focuses on their collective growth and the challenges they face in a world where magic is absent, relying instead on their unique abilities and friendships to survive.
Reader's Guide
Simon Petrikov is a key character in Adventure Time: Fionna and Cake, voiced by Tom Kenny. He joins Fionna Campbell and Cake the Cat on multiversal adventures starting in Season 1 (2023). The series was developed by Adam Muto for HBO Max and premiered on August 31, 2023. Simon’s role is pivotal as he interacts with characters like Prismo, voiced initially by Sean Rohani and later by Kumail Nanjiani in Season 2 (premiered October 23, 2025). The show explores themes of community and identity in a magic-less universe. Fans can expect Simon to appear alongside other original series voice actors, including Madeleine Martin as Fionna and Roz Ryan as Cake. For viewers interested in the deeper lore, Season 2 introduces new dynamics with Huntress Wizard, expanding the scope of their inter-dimensional travels.
Did You Know?
- Tom Kenny reprises his role as Simon Petrikov in the spin-off series, maintaining continuity with the original Adventure Time cast.
- Simon joins Fionna and Cake on multiversal adventures that take place in a universe without magic, contrasting with the magical world of Ooo.
- Season 2, premiering October 23, 2025, expands Simon's journey through the involvement of Huntress Wizard, voiced by Ashly Burch.
Frequently Asked Questions
Who is Simon Petrikov?
He was originally a human archaeologist who became the Ice King after wearing a cursed magical crown. In recent iterations, he appears as a central figure navigating alternate realities alongside Fionna and Cake.
What are Simon Petrikov's powers or role?
Without the crown, he has no magic, but wearing it grants ice manipulation while slowly eroding his sanity. He serves primarily as a tragic protector of Marceline and a guide through multiversal adventures.
How does Simon Petrikov's story end?
In the main series finale, he finds peace in a dream world after sacrificing himself to defeat the Lich. However, alternate versions continue his journey alive in spin-off media like Fionna and Cake.
Why is Simon Petrikov important?
His backstory humanizes the Ice King and establishes deep emotional stakes regarding memory and family bonds with Marceline. He anchors the lore by connecting the magical world of Ooo to its post-apocalyptic origins.
Is Simon Petrikov featured in Adventure Time: Fionna and Cake?
Yes, Tom Kenny returns to voice an alternate version who debuted on August 31, 2023. This storyline places him directly into the narrative as a companion rather than focusing solely on his struggle with madness.
More in History & Mythos
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Elsewhere in the Adventure Time universe
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