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Season guide

Phi Brain: Puzzle of God: Season 3

25 episodes Premiered Oct 6, 2013 Updated Sep 28, 2026
Previously on Phi Brain: Puzzle of God

Season 3 Lore Primer

Key plot threads, lore context, and character stakes you need to remember before diving into this season.

  • ⚡ Directly follows the overarching narrative developments of Phi Brain: Puzzle of God Season 2.
  • ⚡ Faction dynamics and core character alliances shift under escalating external stakes.
  • ⚡ Crucial mysteries introduced previously reach key turning points and narrative reckonings.
  • ⚡ Sets up serialized story arcs that build directly toward the climactic season finale.
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Season 3 Episodes

Episode Guide

🛡️ SPOILER SHIELD

Season 3 Progress Shield

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Binge Efficiency Engine

Season 3: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

28%
72%
Mytharc (7): Crucial lore & season climaxes
Core (18): Character development & subplots
Side Quest (0): Standalone / filler
S3·E1 Mytharc

Rätsel...

Oct 6, 2013 · 25 min

Whilst exploring a Sage's Puzzle in England with Jin in the hopes of recovering his memory, Kaito stumbles upon an unsolved puzzle, having assumed Jin had already solved all of the

S3·E2 Core

You Know Nothing

Oct 13, 2013 · 25 min

Thanks to Kaito's deductions and Nonoha's memory, their group manages to find the correct exit and escape. Afterwards, Raetsel takes everyone to her personal boat, where she shows

S3·E3 Core

Even So, I'll Believe

Oct 20, 2013 · 25 min

As Raetsel transfers into Root Academy, Gammon spots Jin behaving rather oddly, uncertain whether or not to believe either Kaito or Ratesel. Later, a Master Brain posing as Jin app

S3·E5 Core

I Just Get That Feeling

Nov 3, 2013 · 25 min

Rook calls Kaito and Raetsel together, telling them about a time he had a talk with Jin, who told him a cryptic message about puzzles being both 'chains' and 'mirrors', which he ha

S3·E6 Core

Rae-Rae is a Cat-Friend

Nov 10, 2013 · 25 min

Elena, who had just come back from abroad, becomes curious about Raetsel and decides to hold a welcoming party for her to find out more about her. This attracts the interest of Ana

S3·E7 Core

Would You Like Some Flowers Too?

Nov 17, 2013 · 25 min

Rook informs Kaito that Jin had previously made some Fool's Puzzles, which he himself destroyed as a means to improve his Giver skills, theorising that he may have been under influ

S3·E8 Core

Farewell Forever

Nov 24, 2013 · 25 min

Freecell and Melancholy soon come to understand Kaito's message, allowing the four of them to reach a solution that allows everyone to escape alive. Afterwards, Melancholy invites

S3·E9 Core

Let's Go, To That Place

Dec 1, 2013 · 25 min

Baron, Souji, Rook, Bishop, Raetsel, and Jin are all called up to meet up with Enigma to discuss Jin. Enigma talks about how Jin first met Raetsel, noticing her skills in crafting

S3·E10 Core

What Is Your Real Dream?

Dec 8, 2013 · 25 min

Following a hint Raetsel left them, Kaito, Nonoha and Gammon travel to Texas, where they meet a girl named Nono and her brother, Joe, who is a skilled basketball player. Nono expla

S3·E11 Mytharc

Just Now, I Was Thinking of Someone

Dec 15, 2013 · 25 min

With Kaito's group stuck between flights, Cubic and Ana go ahead of them to Rio de Janeiro, where they meet a woman named Regina Maria Vasco. Taking them to a hidden cave under the

S3·E12 Core

Is That What You Thought I’d Say?

Dec 22, 2013 · 25 min

After discovering some puzzles in South America, along with a ring left behind by Raetsel, Kaito's group soon come up against Herbert, who has equipped himself with four replica ri

S3·E13 Core

She's Too Shallow

Dec 29, 2013 · 25 min

Feeling that she somehow needs to prove herself to Jin, Raetsel decides to confront Kaito herself, challenging them to find Jin inside a Mayan pyramid. Meanwhile, Rook and FreeCell

S3·E14 Core

If It Were the Us From Then

Jan 5, 2014 · 25 min

Rook and FreeCell is tasked with helping each other get through the pyramid's maze using hieroglyphic gateways within ten minutes before they are locked inside forever. Whilst they

S3·E15 Mytharc

For a World Where No One is Hungry

Jan 12, 2014 · 25 min

While the Baron is revealing Jin's past and his ties to the fallen puzzler Lavoushka. Enigma shows up and reveals his past and his motives for having the puzzlers eliminated

S3·E16 Core

The Journey is Over

Jan 19, 2014 · 25 min

Kaito and the others arrive at Raetsel and Jin's location, where Kaito and Nonoha decide to speak with Raetsel privately, telling her what they learned from Enigma. Raetsel states

S3·E17 Core

Become a Phi Brain

Jan 26, 2014 · 25 min

After Kaito, along with Raetsel, Rook, and Freecell, once again sees the vision of a ruined future, Orpheus demonstrates some of his power on Kaito, temporarily showing him an illu

S3·E18 Mytharc

I Don't Have To Solve Puzzles

Feb 2, 2014 · 25 min

Orpheus appears before Kaito and the others, showing each of them alternate versions of their past, including Kaito managing to save his parents and Freecell's mother never having

S3·E19 Core

Because You Were Watching

Feb 9, 2014 · 25 min

Whilst Kaito's group tackles the puzzle before them, Gammon and Elena meet up with Raetsel in Amigne, eventually coming face to face with Orpheus, who brings them to an illusionary

S3·E20 Core

Cheers to the 100-Starred Jin

Feb 16, 2014 · 25 min

Told by Orpheus that she won't be able to become a Phi-Brain as she is, Raetsel agrees to take on a Sage Puzzle in order to obtain an Orpheus Bracelet. Despite Jin's objections, Ra

S3·E21 Mytharc

Kaito, You Lose

Feb 23, 2014 · 25 min

As Souji, Cubic and Ana meet up with the Orpheus Order to learn what they can about Orpheus, Rook, who has received an Orpheus Bracelet from Orpheus, challenges Kaito to a puzzle i

S3·E22 Core

That's Why You Mustn't Hesitate

Mar 2, 2014 · 25 min

Called together on a yacht by Enigma, Kaito, Gammon, Freecell, and Raetsel participate into a block-pusing maze puzzle to decide which two shall take on the Puzzle of God. Raetsel

S3·E23 Core

The Two of Us

Mar 9, 2014 · 25 min

After Orpheus informs Kaito and Raetsel that they'll be facing the Puzzle of God the next day, Kaito tells Raetsel not to come as he doesn't want anymore casualties. As Kaito shuts

S3·E24 Mytharc

Even If Something's Missing

Mar 16, 2014 · 25 min

As Kaito and Raetsel are shown their pasts, which change based on their hearts' desires, they overlap, showing a vision of Kaito joining Jin and Raetsel on their journey. Upon reac

S3·E25 Mytharc

It's Insanely Fun To Be Alive

Mar 23, 2014 · 25 min

As Raetsel challenges Kaito to face her in the Puzzle of God before Jin and Pythagoras, they are greeted by Nonoha who, in this timeline, had grew into a POG Solver. Her feelings t

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