No.21: XXI

From GRAY RAVENS
← Chrome: Glory Vera: Garnet →
100%

Debuts in the Inscription of Labyrinth patch. · Rank: A-Rank · Class: Tank · Element: Physical (20%) Dark (80%) 50%

                                                                                                                                                                                                                                                                                                                                                                                                       

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Formerly a test subject of Daedalus, No. 21 was recovered during a Kurono mission and later transferred to the Babylonia Task Force together with Vera. She only has a vague understanding of human emotions and has a risk of turning violent under extreme conditions.
Burst — Signature Move deals high damage.
Forced Evasion — Can instantly recover from negative movement effects.
Element-Physical-Icon-White.pngPhysical (20%) Element-Dark-Icon-White.pngDark (80%)
No. 21
XXI
2 Years
21 Jan
154cm
42kg
O
22
Review
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1560
232
294
138
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A
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Tank
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Collab Bot
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Snore
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Cerberus
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Audiovisual Terminal

Memory Builds ◇ No.21: XXI

A list of recommended builds for No.21: XXI can be found here. Each tab represents one build — click the tabs below to view each one.
See here for more information about Ultima Awakening and resonance slots.

Memory Placement
01
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02
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03
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04
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06
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Bathlon x4 / Einsteina x2
Memory Resonance
Top Resonance Slot (1):
Ex — Tactical Adjustment: HP +75, ATK +15 x6

Bottom Resonance Slot (2):
Tank: Class Skill Level +1 x6
Key Notes
  • No.21: XXI's main build
  • Ultima Awakening Set
Usage
Details
  • General-purpose QTE support set
  • Allows XXI to debuff on QTE
  • Can also be used for DPS on high difficulty stages

Memory Placement
01
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02
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03
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04
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05
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06
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Da Vinci x4 / Einsteina x2
Memory Resonance
Top Resonance Slot (1):
Ex — Tactical Adjustment: HP +75, ATK +15 x6

Bottom Resonance Slot (2):
Tank: Class Skill Level +1 x6
Key Notes
  • Niche build
Usage
Details

Skills & Passives

Red Orb
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Nightfall Realm

Automatically uses a 3-Ping version of this attack upon switch-in.
Leaps into the air and expands a Duskglow Realm on the target's location for 1.5/3.5/6s. It pulls enemies in a large area once and then continues pulling the enemies within the realm, dealing 100%/200%/300% Physical DMG. Deals Dark DMG instead upon a 3-Ping, and No.21: XXI will stay in the air briefly, during which an Instant Dodge will release 3 Twilight Matrices on the target's location.
Co-Bot: When No.21: XXI releases a Twilight Matrix, it triggers a realm collapse in the Duskglow Realm, pulling enemies in a large area and dealing 60% Dark DMG.
Yellow Orb
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Dusk Bladewheel

Leaps in the direction of the joystick and releases a Dusk Bladewheel that deals a total of 140% / 280% / 420% Physical DMG. Deals Dark DMG instead upon a 3-Ping, and No.21: XXI will stay in the air briefly, during which an Instant Dodge will release 3 Twilight Matrices on the target's location.
Blue Orb
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Cluster Recursion

Enters the Hyperposition state and copies the following 1/2/4 Basic and Shadow Prism Attacks. The effect does not stack.
Co-Bot: Launches a dash attack at the current target, dealing Physical DMG equal to 40% of No.21: XXI's ATK and reducing the DMG target deals by 20% for 5s. It can only be triggered once every 2s
Basic Attack
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Prism Barrage

Basic Attack: Attacks with laser beams to deal a total of 348% Physical DMG.
Co-Bot: Automatically attacks the current target, dealing Physical DMG equal to 20% of No.21: XXI's ATK per hit. The Co-Bot always stays on the field.
Signature
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Shadow Prism Collapse

Signature Move: No. 21: XXI: Consumes 120 Energy to expand an Enhanced Duskglow Realm on the target's location and enters Quick Attack mode. Spends all Signal Orbs and Shadow Prism Energy for 3s of unlimited Blue Orbs and extreme attack speed. Each Basic Attack deals 20% Dark DMG. When Quick Attack mode ends, the realm explodes to deal 600% Dark DMG and empty No.21: XXI's Energy, Blue Orbs, and buffs. While performing the Signature Move, creating 1/2/3/4/5 Twilight Matrices will increase the explosion DMG by 40%/80%/120%/160%/200%. When there are 6 Twilight Matrices, the Signature Move will achieve an S Rank, increasing the explosion DMG by 300%.
Co-Bot: It will not perform other skills while the Signature Move is being used. When Quick Attack mode ends, it releases a Force Wave to detonate all Twilight Matrices.
QTE
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Twilight Shackles

QTE: Expands a Duskglow Realm on the target's location to deal 200% Dark DMG, creates 3 Twilight Matrices, and triggers a realm collapse.
Class
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Tank

Attacks lower the target's Extra DMG Reduction by 20% for 5 seconds.
Awakening
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Ultima Awaken

Gains 3 Signal Orbs when entering battle.
Core
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Shadow Prism Agglomerate

Core Passive: No.21: XXI's Basic Attack will create 1 Shadow Prism Energy. Upon reaching 4 Shadow Prism Energy, the next Basic Attack will empty all Shadow Prism Energy to perform a Shadow Prism Attack and create 1 Twilight Matrix on the target's location for 3s that deals 20% Dark DMG and grants No.21: XXI 2 Signature Move Energy and 50 Dodge Energy. When the Co-Bot's Force Wave destroys a Twilight Matrix, it will trigger a Resonance Pulse, dealing 50% Dark DMG to nearby enemies.
Instant Dodge: When No.21: XXI is in Haywire status (when attacked, downed, or in mid-air), press the Dodge button and spend 1.2x Dodge Energy (300) to perform Instant Dodge to negate all uncontrollable states and create 1 Twilight Matrix on the target's location. Instant Dodge grants No.21: XXI Super Armor for 2s and a shield equal to 15% of max HP.
Leader
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Faded Camouflage

Dodge Gauge limit and Extra DMG Bonus of team members increase by 250 and 5%.
SS-Rank
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"Phobia"

Passive: When No.21: XXI has a shield, Extra DMG Bonus increases by 5%. If not, Extra DMG Reduction increases by 10%. A Blue 3-Ping will fully restore Shadow Prism Energy (inactive when performing her Signature Move).
SSS-Rank
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"Jubilance"

Passive: When creating a Twilight Matrix, grants allies on the field 20% Extra DMG Reduction and 25% Extra Dodge Gauge Recovery Speed for 2s. It can stack up to 3 times. Duration will not reset when it is re-triggered. Enemies in the Duskglow Realm will be afflicted with Chain Fusion (Dark Resistance decreased by 10%) for 5s.
SSS+ Rank
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"Melancholy"

Passive: When her Signature Move achieves an S rank, further increases the DMG of the explosion from Duskglow Realm by 210% The Co-Bot's attacks will grant allies on the field a shield equal to 2% (stack up to 10%) of No.21: XXI's max HP.
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