Bkornblume
5★

Bkornblume

Plant 5★ Arcanist
About Bkornblume

Bkornblume is a 5★ Plant Arcanist in Reverse: 1999. Below are the exact Insight materials needed to ascend them, plus other Plant Arcanists to build alongside.

Data updated: 2026-07-11

Bkornblume — Review & Analysis

Bkornblume

Kornblume is a 5★ Plant unit built around debuffing and AoE damage amplification. Incantation II lowers every enemy's Reality DEF while raising the DMG they take, turning her into a launchpad for the whole team. Her Ultimate not only lands single-target Reality DMG but also [Seal]s the target, locking its Ultimate for 2 rounds — giving her a valuable control role in boss fights.

Strengths
  • Incantation II amplifies the whole team: it cuts Reality DEF and raises DMG taken, lasting up to 3 rounds at max level.
  • Her Ultimate [Seal]s the enemy's Ultimate for 2 rounds — a rare boss-control tool; against Seal-immune targets it still drains 2 Moxie.
  • Her kit is self-contained: both her Insight and Incantation I reward extra damage against [Weaken/Abnormal/Control] enemies, so she both applies and profits from debuffs.
Weaknesses
  • Being Plant, she is countered by Beast — against Beast enemies she takes extra damage and loses her afflatus edge.
  • Her value hinges on enemies being debuffed: against [Control/Seal]-immune bosses her Ultimate drops to a mere Moxie drain and her damage bonuses are hard to trigger.
Build Priority

Level Incantation II first — it is her core value, and the deeper the DEF shred and DMG-taken boost, the more the whole team gains; then invest in her Ultimate to strengthen the Ultimate-lock and single-target damage. Since she leans debuffer/support rather than carry, favor a Psychube oriented toward ATK boost / damage amplification or effect duration over a pure-crit or healing piece.

Overview

Rarity
5★
Afflatus
Plant
Birthday
February 9
Official Names
JA: コーンブルメKO: 콘블룸ZH-TW: 柏林以東
Afflatus Matchups
↑ Strong against
Star
↓ Weak to
Beast

Base Stats (max level)

Stats at Insight III, max level — from datamined values.
HP5,919
ATK1,139
Reality DEF445
Mental DEF512
Crit Rate6.5%
Crit DMG139.7%
Stats across Insight milestones
Base Stats (max level) Lv.1Lv.30Insight 1 · Lv.40Insight 2 · Lv.50Insight 3 · Lv.60
HP 1,3262,0133,3745,0315,919
ATK 2553876499681,139
Reality DEF 100152254379445
Mental DEF 115175292436512
Crit Rate 4.7%4.7%5.3%5.9%6.5%
Crit DMG 137%137%137.9%138.8%139.7%

Bkornblume — Skills & Incantations

Full skill kit with values per upgrade tier.
Incantation I — Mind the Cuffs Incantation

“Insight II: Mass attack. Deals 335% Reality DMG to 2 enemies. If the target is in 【Stats Down】, 【Neg Status】, or 【Control】 statuses, this attack deals 75% more Reality DMG.”

Insight 0: Mass attack. Deals 135% Reality DMG to 2 enemies. If the target is in Stats Down, Neg Status, or Control statuses, this attack deals 30% more Reality DMG.
Insight I: Mass attack. Deals 200% Reality DMG to 2 enemies. If the target is in Stats Down, Neg Status, or Control statuses, this attack deals 45% more Reality DMG.
Insight II: Mass attack. Deals 335% Reality DMG to 2 enemies. If the target is in Stats Down, Neg Status, or Control statuses, this attack deals 75% more Reality DMG.
Incantation II — Mind What's Beyond the Wall Incantation

“Insight II: Mass debuff. All enemies suffer Reality DEF -25% and DMG Taken +25%. Lasts 3 rounds.”

Insight 0: Mass debuff. All enemies suffer Reality DEF -15% and DMG Taken +15%. Lasts 2 rounds.
Insight I: Mass debuff. All enemies suffer Reality DEF -20% and DMG Taken +20%. Lasts 2 rounds.
Insight II: Mass debuff. All enemies suffer Reality DEF -25% and DMG Taken +25%. Lasts 3 rounds.
Ultimate — The Uninvited Critic Ultimate

“Insight II: 1-target attack. Deals 675% Reality DMG. Inflicts 【Seal】 for 3 rounds on the target hit. If the target is immune to 【Seal】, inflicts Moxie -2 on the target instead.”

Insight 0: 1-target attack. Deals 550% Reality DMG. Inflicts Seal for 3 rounds on the target hit. If the target is immune to Seal, inflicts Moxie -2 on the target instead.
Insight I: 1-target attack. Deals 625% Reality DMG. Inflicts Seal for 3 rounds on the target hit. If the target is immune to Seal, inflicts Moxie -2 on the target instead.
Insight II: 1-target attack. Deals 675% Reality DMG. Inflicts Seal for 3 rounds on the target hit. If the target is immune to Seal, inflicts Moxie -2 on the target instead.
Insight Legacy — Against the Current Incantation

“Insight III: When the caster is attacked by an enemy in 【Stats Down】, 【Neg Status】, or 【Control】 statuses, DMG Taken -20%.”

Insight I: When the enemy is in Stats Down, Neg Status, or Control statuses, DMG Dealt +20% to the enemy.
Insight II: ATK +5% when entering battle.
Insight III: When the caster is attacked by an enemy in Stats Down, Neg Status, or Control statuses, DMG Taken -20%.

Skill Quotes

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

“It seems she's not very skilled at this.”

— Watch Her Sleeves

“It seems she does not want to use it to hurt people.”

— Watch Her Sleeves

“Hurting people is not her intention, but protecting herself is.”

— Watch Her Sleeves

“They're whispering secrets to each other.”

— Prying Ear

“They're whispering secrets to each other as if no one's around.”

— Prying Ear

“They're whispering secrets to each other as if no one's around, but there's always a prying ear.”

— Prying Ear

“She heard numerous details of the neighborhood's story and has plenty of ideas about them.”

— Uninvited Reviewer

Insight Materials

Exact materials to raise this Arcanist's Insight level.
Insight 1
Sharpodonty × 12,000
Page of Plantal Vimen · +38 other characters also need this × 6
Trembling Tooth · +59 other characters also need this × 4
Esoteric Bones · +92 other characters also need this × 3
Insight 2
Sharpodonty × 30,000
Scroll of Plantal Vimen · +38 other characters also need this × 8
Milled Magnesia · +70 other characters also need this × 4
Holy Silver · +121 other characters also need this × 3
Insight 3
Sharpodonty × 120,000
Tome of Plantal Vimen · +28 other characters also need this × 12
Murmur of Insanity · +59 other characters also need this × 6
Fruit of Good and Evil · +63 other characters also need this × 2

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 × 4
Resonance 3
Moment of Dissonance · +128 other characters also need this × 4
Trembling Tooth · +59 other characters also need this × 4
Resonance 4
Moment of Dissonance · +128 other characters also need this × 4
Silver Ore · +66 other characters also need this × 4
Solidus · +128 other characters also need this × 3
Resonance 5
Brief Cacophony · +128 other characters also need this × 4
Milled Magnesia · +70 other characters also need this × 3
Esoteric Bones · +92 other characters also need this × 4
Resonance 6
Sharpodonty × 25,000
Brief Cacophony · +128 other characters also need this × 4
Clawed Pendulum · +84 other characters also need this × 3
Resonance 7
Brief Cacophony · +128 other characters also need this × 5
Biting Box · +126 other characters also need this × 4
Resonance 8
Brief Cacophony · +128 other characters also need this × 5
Salted Mandrake · +66 other characters also need this × 4
Rough Silver Ingot · +85 other characters also need this × 4
Resonance 9
Brief Cacophony · +128 other characters also need this × 6
Bifurcated Skeleton · +117 other characters also need this × 5
Milled Magnesia · +70 other characters also need this × 6
Resonance 10
Sinuous Howl · +45 other characters also need this × 1
Sonorous Knell · +128 other characters also need this × 4
Holy Silver · +121 other characters also need this × 6
Biting Box · +126 other characters also need this × 6
Resonance 11
Sinuous Howl · +45 other characters also need this × 1
Sharpodonty × 100,000
Sonorous Knell · +128 other characters also need this × 4
Platinum Ouija · +59 other characters also need this × 3
Resonance 12
Sinuous Howl · +45 other characters also need this × 1
Sonorous Knell · +128 other characters also need this × 5
Bogeyman · +75 other characters also need this × 3
Prophetic Bird · +111 other characters also need this × 5
Resonance 13
Sinuous Howl · +45 other characters also need this × 1
Sonorous Knell · +128 other characters also need this × 5
Incorrupt Monkeypaw · +34 other characters also need this × 4
Holy Silver · +121 other characters also need this × 5
Resonance 14
Sinuous Howl · +45 other characters also need this × 1
Sonorous Knell · +128 other characters also need this × 6
Fruit of Good and Evil · +63 other characters also need this × 1
Wyrmling Skeleton · +71 other characters also need this × 4
Resonance 15
Sinuous Howl · +45 other characters also need this × 1
Sonorous Knell · +128 other characters also need this × 6
Mistilteinn · +65 other characters also need this × 2
Incorrupt Monkeypaw · +34 other characters also need this × 4

Euphoria

Official Euphoria effect text for Bkornblume, by branch and level.
Branch 1
Level 1

At the end of the round, if this unit was not attacked for the round, gain Moxie +1.

Level 2

At the end of the round, inflict 1 stack of [Weakness] on enemy units that did not attack this unit during the round.

Level 3

Gain an additional DMG Dealt +10% against enemies holding a [Stats Down], [Neg Status], or [Control] status.

Recommended Psychubes

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

Where to Get

Featured in 3 banner(s).
Playing in Rainbow Clef · Pickup Banner · v3.5 2026-06-30
Moonbeam Guardian · Pickup Banner · v3.4 2026-05-01
Blue Lullaby · Pickup Banner · v3.3 2026-03-24

Where to Get →

Teams with Bkornblume

Seal Riposte Duo · Debuff

Bkornblume, Зима and Erick all tap into Debuff together with Riposte — combining it across three kits at once outperforms any single carry doing it alone. Loggerhead keeps the line-up alive with Heal so that payoff has time to land.

Teams →

Where to next

More Plant Arcanists

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