37
6★

37

Star 6★ Arcanist
About 37

37 is a 6★ Star Arcanist in Reverse: 1999. Below are the exact Insight materials needed to ascend them, plus other Star Arcanists to build alongside.

Data updated: 2026-07-11

37 — Review & Analysis

37

37 is a 6★ Star (Afflatus) DPS who also props up the team. Every Incantation deals Mental DMG plus an extra chunk of Origin DMG that scales off her ATK, and from Insight III that Origin portion can also crit. Her Ultimate buffs the whole party's ATK, and once she banks enough Moxie she fires the AoE follow-up [Supplementary Formula] on her own. That makes her both a damage source and a light buffer, and she scales especially well in teams that grant extra actions.

Strengths
  • Dual damage: each Incantation deals both Mental and ATK-scaling Origin DMG, and the Origin portion can crit thanks to Insight III.
  • Damage plus support: her Ultimate grants the whole team +10% ATK while charging her own Moxie.
  • Self-fuels Moxie fast and fires the AoE follow-up [Supplementary Formula], synergizing with teams that grant extra actions.
  • Comes with built-in crit (Crit Rate +20%, Crit DMG +15%), easing her crit-stat investment.
Weaknesses
  • Her Star Afflatus is countered by Plant enemies, so she loses damage against Plant-heavy lineups.
  • The [Supplementary Formula] follow-up only triggers at 5 Moxie, so she needs ramp time and shines most alongside allies who grant extra actions.
Build Priority

Level up Incantation I first, as it is her highest-multiplier single-target hit with the biggest ATK-based Origin portion, then the Ultimate for the team buff and Moxie generation; don't skip her Insight ranks, since they are her core crit source. For Psychube, favor pieces that push ATK together with Crit Rate / Crit DMG, because her added Origin damage scales off ATK and can crit.

Overview

Rarity
6★
Afflatus
Star
Birthday
July 27
Afflatus Matchups
↑ Strong against
Mineral
↓ Weak to
Plant

Base Stats (max level)

Stats at Insight III, max level — from datamined values.
HP5,543
ATK1,199
Reality DEF505
Mental DEF582
Crit Rate14.5%
Crit DMG151.8%
Stats across Insight milestones
Base Stats (max level) Lv.1Lv.30Insight 1 · Lv.40Insight 2 · Lv.50Insight 3 · Lv.60
HP 1,2421,8853,1604,7125,543
ATK 2694086831,0191,199
Reality DEF 113172288430505
Mental DEF 131198332495582
Crit Rate 10.4%10.4%11.8%13.2%14.5%
Crit DMG 145.7%145.7%147.7%149.8%151.8%

37 — Skills & Incantations

Full skill kit with values per upgrade tier.
Incantation I — Triangular Theorem Incantation

“Insight II: 1-target attack. Deals 350% Mental DMG plus (ATK x100%) Genesis DMG.”

Insight 0: 1-target attack. Deals 140% Mental DMG plus (ATK x40%) Genesis DMG.
Insight I: 1-target attack. Deals 210% Mental DMG plus (ATK x60%) Genesis DMG.
Insight II: 1-target attack. Deals 350% Mental DMG plus (ATK x100%) Genesis DMG.
Incantation II — Curve Mapping Incantation

“Insight II: Mass attack. Deals 175% Mental DMG plus (ATK x100%) Genesis DMG to 2 enemies. Gains 2 additional stacks of 【Sturdiness】.”

Insight 0: Mass attack. Deals 70% Mental DMG plus (ATK x40%) Genesis DMG to 2 enemies. Gains 1 additional stack of Sturdiness.
Insight I: Mass attack. Deals 105% Mental DMG plus (ATK x60%) Genesis DMG to 2 enemies. Gains 1 additional stack of Sturdiness.
Insight II: Mass attack. Deals 175% Mental DMG plus (ATK x100%) Genesis DMG to 2 enemies. Gains 2 additional stacks of Sturdiness.
The Ultimate Ritual — Kingdom of Numbers and Geometry Ultimate

“Insight II: Mass buff. Grants 3 stacks of 【Numeral Perception】 to all allies, gains 3 stacks of 【Enlightenment】, and gains Eureka +4.”

Insight 0: Mass buff. Grants 2 stacks of Numeral Perception to all allies, gains 2 stacks of Enlightenment, and gains Eureka +2.
Insight I: Mass buff. Grants 2 stacks of Numeral Perception to all allies, gains 3 stacks of Enlightenment, and gains Eureka +3.
Insight II: Mass buff. Grants 3 stacks of Numeral Perception to all allies, gains 3 stacks of Enlightenment, and gains Eureka +4.
Insight Legacy Incantation

“Insight III: After using an Incantation, gains Eureka +1. After another ally takes an extra action, gains Eureka +1. When at 5 Eureka, consumes 5 Eureka to cast 【Supplementary Formula】. This attack is regarded as 1 follow-up attack and does not grant any Eureka.”

Insight I: After using an Incantation, gains Eureka +1. After another ally takes an extra action, gains Eureka +1. When at 5 Eureka, consumes 5 Eureka to cast Supplementary Formula. This attack is regarded as 1 follow-up attack and does not grant any Eureka.
Insight II: After using an Incantation, gains Eureka +1. After another ally takes an extra action, gains Eureka +1. When at 5 Eureka, consumes 5 Eureka to cast Supplementary Formula. This attack is regarded as 1 follow-up attack and does not grant any Eureka.
Insight III: After using an Incantation, gains Eureka +1. After another ally takes an extra action, gains Eureka +1. When at 5 Eureka, consumes 5 Eureka to cast Supplementary Formula. This attack is regarded as 1 follow-up attack and does not grant any Eureka.

Skill Quotes

Official flavor quotes tied to each of 37's skill ranks, sourced directly from the game.

“An obvious triangle.”

— Triangulation

“An obvious triangle, speaking out against overlooked injustices.”

— Triangulation

“An obvious triangle, speaking out against overlooked injustices, the evidence is as follows.”

— Triangulation

“Such beautiful form.”

— Curve Mapping

“Such beautiful form. Desirable in dimensions and fractals.”

— Curve Mapping

“Such beautiful form. Desirable in dimensions and fractals—a truth agreed upon by all.”

— Curve Mapping

“It is the omega, the final answer, the result of all calculations.”

— Kingdom of Geometry

Insight Materials

Exact materials to raise this Arcanist's Insight level.
Insight 1
Sharpodonty × 18,000
Page of Starlit Ascent · +38 other characters also need this × 6
Magnesia Crystal · +81 other characters also need this × 6
Liquefied Terror · +96 other characters also need this × 5
Insight 2
Sharpodonty × 40,000
Scroll of Starlit Ascent · +38 other characters also need this × 10
Esoteric Bones · +92 other characters also need this × 6
Winged Key · +54 other characters also need this × 6
Insight 3
Sharpodonty × 200,000
Tome of Starlit Ascent · +27 other characters also need this × 16
Bogeyman · +75 other characters also need this × 5
Serpent Scepter · +37 other characters also need this × 3

Resonance Materials

Materials to build out the Resonance tuning grid.
All 14 Resonance levels
Resonance 2
Moment of Dissonance · +128 other characters also need this × 5
Resonance 3
Moment of Dissonance · +128 other characters also need this × 5
Spell of Banishing · +56 other characters also need this × 6
Resonance 4
Moment of Dissonance · +128 other characters also need this × 5
Trembling Tooth · +59 other characters also need this × 4
Solidus · +128 other characters also need this × 3
Resonance 5
Brief Cacophony · +128 other characters also need this × 5
Rough Silver Ingot · +85 other characters also need this × 4
Milled Magnesia · +70 other characters also need this × 3
Resonance 6
Sharpodonty × 30,000
Brief Cacophony · +128 other characters also need this × 5
Golden Beetle · +45 other characters also need this × 3
Resonance 7
Brief Cacophony · +128 other characters also need this × 6
Prophetic Bird · +111 other characters also need this × 5
Resonance 8
Brief Cacophony · +128 other characters also need this × 6
Biting Box · +126 other characters also need this × 4
Spell of Fortune · +85 other characters also need this × 6
Resonance 9
Brief Cacophony · +128 other characters also need this × 8
Salted Mandrake · +66 other characters also need this × 5
Cicada Wings · +45 other characters also need this × 6
Resonance 10
Interlaced Shudder · +30 other characters also need this × 1
Sonorous Knell · +128 other characters also need this × 5
Holy Silver · +121 other characters also need this × 6
Bifurcated Skeleton · +117 other characters also need this × 8
Resonance 11
Interlaced Shudder · +30 other characters also need this × 1
Sharpodonty × 120,000
Sonorous Knell · +128 other characters also need this × 5
Golden Compass · +40 other characters also need this × 4
Resonance 12
Interlaced Shudder · +30 other characters also need this × 1
Sonorous Knell · +128 other characters also need this × 6
Silver Bullet · +60 other characters also need this × 4
Bifurcated Skeleton · +117 other characters also need this × 5
Resonance 13
Interlaced Shudder · +30 other characters also need this × 1
Sonorous Knell · +128 other characters also need this × 6
Murmur of Insanity · +59 other characters also need this × 5
Salted Mandrake · +66 other characters also need this × 6
Resonance 14
Interlaced Shudder · +30 other characters also need this × 1
Sonorous Knell · +128 other characters also need this × 8
Golden Fleece · +55 other characters also need this × 2
Watch Core · +38 other characters also need this × 4
Resonance 15
Interlaced Shudder · +30 other characters also need this × 1
Sonorous Knell · +128 other characters also need this × 8
Serpent Scepter · +37 other characters also need this × 3
Bogeyman · +75 other characters also need this × 4

Recommended Psychubes

Psychubes recommended to equip on 37, based on community builds.

Where to Get

Featured in 1 banner(s).
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Teams with 37

Crit/Riposte Vanguard · Crit

Ezio Auditore leans on Riposte, Corvus stacks Crit with Dynamo, and Sentinel converts Crit hits into Bloodtithe — three different resources feeding off the same Crit-focused rotation. Loggerhead pairs Riposte with Heal to keep the counter-attack loop alive. All four run without any Euphoria.

Teams →
Sturdy Vanguard Wall · Sturdy

37, Oliver Fog and Cristallo all tap into Sturdy together with Shield — combining it across three kits at once outperforms any single carry doing it alone. Barbara keeps the line-up alive with Sturdy so that payoff has time to land.

Teams →
Extra Action Chain · ExtraAction

Flutterpage's second Incantation grants herself an actual bonus turn — 【Continuous Action I】 — every time it lands, and 37's passive banks Eureka both from her own casts and whenever any ally takes an extra action, cashing 5 Eureka in for a free 【Supplementary Formula】 follow-up hit. Fatutu's mass dispel and 【Spirit Shell】 stacks keep the front line clean enough to keep re-casting, and Pickles' Ultimate hands the whole team a DMG Dealt +30% buff that cashes in on every extra swing the other two generate.

Teams →

Where to next

More Star Arcanists

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