Logo
ArknightsEndfield Builds
TerminalOperatorsWeaponsTierlistCodes
Support_System_LiveSupport
ENDFIELD

Arknights Endfield Builds

System_Status: Live_Sync_Daily

All data regarding Operators, Weaponry, and Gear is synchronized and reviewed daily.

This project is an independent information hub. It is not affiliated with or endorsed by Gryphline or Hypergryph.

> Direct_Links

-OPERATORS-WEAPONS-GEARS-CODES

> Legal_Protocols

-TERMS OF SERVICE-PRIVACY POLICY
Available on:Google Play

> Support_Node

Support Project
ENCRYPTED_AES_256
LATENCY: 24ms
MADE WITH LOVE
© 2026 ENDFIELD_HUB // DATABASE_V2.0 // NON_OFFICIAL
Guard
Rossi - Arknights: Endfield Guard Guide
Endfield Industries

Rossi

6 star rarity
ClassGuard
ElementPhysical
WeaponSword
Main StatsAgility
Sub StatsIntellect
"I'm Rossina, granted name Wulfperl, meaning the Pack's treasure! You'd better remember that! Ah ... Endmin, you can call me whatever you prefer..."

Learn how to use Rossi, a 6-star Guard in Arknights: Endfield. This guide covers Rossi's Physical elemental abilities, Sword equipment, and best Agility build.

Operator Stats & Combat Parameters

Arknights Endfield Database // Unit Scaling

Critical Rate
0.05%
Attack Speed
1
Attack Range
6.5 Meters
Detailed level-by-level base stats scaling
Stat Name / LevelLVL.1LVL.2LVL.3LVL.4LVL.5LVL.6
Health Points icon
Health Pointshp
Health Points at level 1:500Health Points at level 2:1566Health Points at level 3:2689Health Points at level 4:3811Health Points at level 5:4934Health Points at level 6:5495
Attack Power icon
Attack Poweratk
Attack Power at level 1:30Attack Power at level 2:93Attack Power at level 3:159Attack Power at level 4:225Attack Power at level 5:291Attack Power at level 6:323
Strength icon
Strengthstrength
Strength at level 1:9Strength at level 2:28Strength at level 3:48Strength at level 4:68Strength at level 5:88Strength at level 6:97
Agility icon
Agilityagility
Agility at level 1:23Agility at level 2:55Agility at level 3:90Agility at level 4:124Agility at level 5:159Agility at level 6:176
Intellect icon
Intellectintellect
Intellect at level 1:14Intellect at level 2:36Intellect at level 3:59Intellect at level 4:83Intellect at level 5:106Intellect at level 6:118
Willpower icon
Willpowerwill
Willpower at level 1:9Willpower at level 2:26Willpower at level 3:44Willpower at level 4:62Willpower at level 5:80Willpower at level 6:89
Database Integrity Verified

Arknights: Endfield Stat Database // 2026

Potential Enhancement

// Protocol_Upgrade_Sequence

  1. 01
    Operator Potential Phase 1
    Potential Enhancement Level Phase 1

    Origin of Admiration

    Battle skill Crimson Shadow and combo skill Moment of Blazing Shadow improved: The DMG Multipliers of these skills are increased to 1.15 times of the original. Wolven Ambrage of the battle skill also returns 10 SP after hitting the enemy.

    StatusAvailable
  2. 02
    Operator Potential Phase 2
    Potential Enhancement Level Phase 2

    Gap to Perfection

    Agility +20, Critical Rate +7%.

    StatusAvailable
  3. 03
    Operator Potential Phase 3
    Potential Enhancement Level Phase 3

    Tangible Duties

    Talent Seething Blood improved: When triggered, it grants Base DMG Multiplier +8% and restores HP +[Intellect × 0.04].

    StatusAvailable
  4. 04
    Operator Potential Phase 4
    Potential Enhancement Level Phase 4

    Innocent Wish

    Ultimate "Razorclaw" Ambuscade improved: Ultimate Energy cost -15%.

    StatusAvailable
  5. 05
    Operator Potential Phase 5
    Potential Enhancement Level Phase 5

    Legendary Destination

    Ultimate "Razorclaw" Ambuscade improved: DMG Multiplier is increased to 1.1 times of the original; Critical DMG Dealt is increased by +30%.

    StatusAvailable

Unlock all potentials for Operator to increase efficiency. Each phase requires an operator token or duplicate (gacha pull). Benefits include cost reduction, improved attack power, and skill enhancements.

END_FILE_ENDFIELD_SYSTEM_09

Ascension Protocols

01
Operator Ascension Phase I

Phase I

Requirement: Level LVL 1

Required Materials
  • Protodisk upgrade material
    x8
    Protodisk
  • Pink Bolete upgrade material
    x3
    Pink Bolete
  • T-Creds upgrade material
    x1600
    T-Creds
02
Operator Ascension Phase II

Phase II

Requirement: Level LVL 2

Required Materials
  • Protodisk upgrade material
    x25
    Protodisk
  • Red Bolete upgrade material
    x5
    Red Bolete
  • T-Creds upgrade material
    x6500
    T-Creds
03
Operator Ascension Phase III

Phase III

Requirement: Level LVL 3

Required Materials
  • Protoset upgrade material
    x24
    Protoset
  • Ruby Bolete upgrade material
    x5
    Ruby Bolete
  • T-Creds upgrade material
    x25000
    T-Creds
04
Operator Ascension Phase IV

Phase IV

Requirement: Level LVL 4

Required Materials
  • Quadrant Fitting Fluid upgrade material
    x20
    Quadrant Fitting Fluid
  • Protoset upgrade material
    x36
    Protoset
  • Cosmagaric upgrade material
    x8
    Cosmagaric
  • T-Creds upgrade material
    x100000
    T-Creds

Total materials needed for Operator max ascension in Arknights: Endfield. Track all resource requirements for Phase 1, Phase 2, Phase 3, and Phase 4.

Seething Wolfblood Tactical Skill Icon - Arknights Endfield

Seething Wolfblood

BASIC ATTACK

BASIC ATTACK:

An attack with up to 5 sequences that deals Physical DMG. As the controlled operator, Final Strike also deals 18 Stagger.

DIVE ATTACK:

Basic attack performed in mid-air becomes a dive attack that deals Physical DMG to nearby enemies.

FINISHER:

Basic attack performed near a Staggered enemy becomes a finisher attack that deals massive Physical DMG and recovers some SP.

Seething Wolfblood Skill Scaling and Level Up Progression Table
Skill Level / Mastery
Rank1
Rank2
Rank3
Rank4
Rank5
Rank6
Rank7
Rank8
Rank9
Mastery Rank 1
10
Mastery Rank 2
11
Mastery Rank 3
12
BATK SEQ 1 MultiplierLevel 1 BATK SEQ 1 Multiplier: 27%Level 2 BATK SEQ 1 Multiplier: 30%Level 3 BATK SEQ 1 Multiplier: 32%Level 4 BATK SEQ 1 Multiplier: 35%Level 5 BATK SEQ 1 Multiplier: 38%Level 6 BATK SEQ 1 Multiplier: 41%Level 7 BATK SEQ 1 Multiplier: 43%Level 8 BATK SEQ 1 Multiplier: 46%Level 9 BATK SEQ 1 Multiplier: 49%Level 10 BATK SEQ 1 Multiplier: 52%Level 11 BATK SEQ 1 Multiplier: 56%Level 12 BATK SEQ 1 Multiplier: 61%
BATK SEQ 2 MultiplierLevel 1 BATK SEQ 2 Multiplier: 32%Level 2 BATK SEQ 2 Multiplier: 35%Level 3 BATK SEQ 2 Multiplier: 38%Level 4 BATK SEQ 2 Multiplier: 41%Level 5 BATK SEQ 2 Multiplier: 44%Level 6 BATK SEQ 2 Multiplier: 47%Level 7 BATK SEQ 2 Multiplier: 50%Level 8 BATK SEQ 2 Multiplier: 54%Level 9 BATK SEQ 2 Multiplier: 57%Level 10 BATK SEQ 2 Multiplier: 61%Level 11 BATK SEQ 2 Multiplier: 65%Level 12 BATK SEQ 2 Multiplier: 71%
BATK SEQ 3 MultiplierLevel 1 BATK SEQ 3 Multiplier: 34%Level 2 BATK SEQ 3 Multiplier: 37%Level 3 BATK SEQ 3 Multiplier: 41%Level 4 BATK SEQ 3 Multiplier: 44%Level 5 BATK SEQ 3 Multiplier: 48%Level 6 BATK SEQ 3 Multiplier: 51%Level 7 BATK SEQ 3 Multiplier: 54%Level 8 BATK SEQ 3 Multiplier: 58%Level 9 BATK SEQ 3 Multiplier: 61%Level 10 BATK SEQ 3 Multiplier: 65%Level 11 BATK SEQ 3 Multiplier: 71%Level 12 BATK SEQ 3 Multiplier: 77%
BATK SEQ 4 MultiplierLevel 1 BATK SEQ 4 Multiplier: 41%Level 2 BATK SEQ 4 Multiplier: 45%Level 3 BATK SEQ 4 Multiplier: 49%Level 4 BATK SEQ 4 Multiplier: 53%Level 5 BATK SEQ 4 Multiplier: 57%Level 6 BATK SEQ 4 Multiplier: 61%Level 7 BATK SEQ 4 Multiplier: 65%Level 8 BATK SEQ 4 Multiplier: 69%Level 9 BATK SEQ 4 Multiplier: 73%Level 10 BATK SEQ 4 Multiplier: 78%Level 11 BATK SEQ 4 Multiplier: 84%Level 12 BATK SEQ 4 Multiplier: 91%
BATK SEQ 5 MultiplierLevel 1 BATK SEQ 5 Multiplier: 50%Level 2 BATK SEQ 5 Multiplier: 55%Level 3 BATK SEQ 5 Multiplier: 60%Level 4 BATK SEQ 5 Multiplier: 65%Level 5 BATK SEQ 5 Multiplier: 70%Level 6 BATK SEQ 5 Multiplier: 75%Level 7 BATK SEQ 5 Multiplier: 80%Level 8 BATK SEQ 5 Multiplier: 85%Level 9 BATK SEQ 5 Multiplier: 90%Level 10 BATK SEQ 5 Multiplier: 96%Level 11 BATK SEQ 5 Multiplier: 104%Level 12 BATK SEQ 5 Multiplier: 113%
Finisher ATK MultiplierLevel 1 Finisher ATK Multiplier: 400%Level 2 Finisher ATK Multiplier: 440%Level 3 Finisher ATK Multiplier: 480%Level 4 Finisher ATK Multiplier: 520%Level 5 Finisher ATK Multiplier: 560%Level 6 Finisher ATK Multiplier: 600%Level 7 Finisher ATK Multiplier: 640%Level 8 Finisher ATK Multiplier: 680%Level 9 Finisher ATK Multiplier: 720%Level 10 Finisher ATK Multiplier: 770%Level 11 Finisher ATK Multiplier: 830%Level 12 Finisher ATK Multiplier: 900%
Dive ATK MultiplierLevel 1 Dive ATK Multiplier: 80%Level 2 Dive ATK Multiplier: 88%Level 3 Dive ATK Multiplier: 96%Level 4 Dive ATK Multiplier: 104%Level 5 Dive ATK Multiplier: 112%Level 6 Dive ATK Multiplier: 120%Level 7 Dive ATK Multiplier: 128%Level 8 Dive ATK Multiplier: 136%Level 9 Dive ATK Multiplier: 144%Level 10 Dive ATK Multiplier: 154%Level 11 Dive ATK Multiplier: 166%Level 12 Dive ATK Multiplier: 180%

Skill Upgrade Cost

Level 1
    Tactical Skill Module // Data_Verified

    Seething Wolfblood Upgrade Requirements and Scaling

    Check the best skill priority and materials needed to upgrade Seething Wolfblood to Rank 12 (Mastery 3). Includes attack ratios, cooldown reduction, and special effects per level.

    Razorclaw Ambuscade Tactical Skill Icon - Arknights Endfield

    Razorclaw Ambuscade

    ULTIMATE

    SKILL DESCRIPTION:

    Rossi unleashes rapid stab attacks dealing multiple sequences of Heat DMG, followed by two powerful slash attacks that deal massive Heat DMG and apply Heat Infliction. Critical hits deal increased Critical DMG.

    Razorclaw Ambuscade Skill Scaling and Level Up Progression Table
    Skill Level / Mastery
    Rank1
    Rank2
    Rank3
    Rank4
    Rank5
    Rank6
    Rank7
    Rank8
    Rank9
    Mastery Rank 1
    10
    Mastery Rank 2
    11
    Mastery Rank 3
    12
    Ultimate Energy CostLevel 1 Ultimate Energy Cost: 110Level 2 Ultimate Energy Cost: 110Level 3 Ultimate Energy Cost: 110Level 4 Ultimate Energy Cost: 110Level 5 Ultimate Energy Cost: 110Level 6 Ultimate Energy Cost: 110Level 7 Ultimate Energy Cost: 110Level 8 Ultimate Energy Cost: 110Level 9 Ultimate Energy Cost: 110Level 10 Ultimate Energy Cost: 110Level 11 Ultimate Energy Cost: 110Level 12 Ultimate Energy Cost: 110
    Stab Attack Total MultiplierLevel 1 Stab Attack Total Multiplier: 275%Level 2 Stab Attack Total Multiplier: 300%Level 3 Stab Attack Total Multiplier: 325%Level 4 Stab Attack Total Multiplier: 350%Level 5 Stab Attack Total Multiplier: 375%Level 6 Stab Attack Total Multiplier: 400%Level 7 Stab Attack Total Multiplier: 425%Level 8 Stab Attack Total Multiplier: 450%Level 9 Stab Attack Total Multiplier: 475%Level 10 Stab Attack Total Multiplier: 525%Level 11 Stab Attack Total Multiplier: 550%Level 12 Stab Attack Total Multiplier: 600%
    SEQ 1 Slash DMG MultiplierLevel 1 SEQ 1 Slash DMG Multiplier: 111%Level 2 SEQ 1 Slash DMG Multiplier: 122%Level 3 SEQ 1 Slash DMG Multiplier: 133%Level 4 SEQ 1 Slash DMG Multiplier: 144%Level 5 SEQ 1 Slash DMG Multiplier: 156%Level 6 SEQ 1 Slash DMG Multiplier: 167%Level 7 SEQ 1 Slash DMG Multiplier: 178%Level 8 SEQ 1 Slash DMG Multiplier: 189%Level 9 SEQ 1 Slash DMG Multiplier: 200%Level 10 SEQ 1 Slash DMG Multiplier: 214%Level 11 SEQ 1 Slash DMG Multiplier: 231%Level 12 SEQ 1 Slash DMG Multiplier: 250%
    SEQ 2 Slash DMG MultiplierLevel 1 SEQ 2 Slash DMG Multiplier: 333%Level 2 SEQ 2 Slash DMG Multiplier: 367%Level 3 SEQ 2 Slash DMG Multiplier: 400%Level 4 SEQ 2 Slash DMG Multiplier: 433%Level 5 SEQ 2 Slash DMG Multiplier: 467%Level 6 SEQ 2 Slash DMG Multiplier: 500%Level 7 SEQ 2 Slash DMG Multiplier: 534%Level 8 SEQ 2 Slash DMG Multiplier: 567%Level 9 SEQ 2 Slash DMG Multiplier: 600%Level 10 SEQ 2 Slash DMG Multiplier: 642%Level 11 SEQ 2 Slash DMG Multiplier: 692%Level 12 SEQ 2 Slash DMG Multiplier: 750%
    StaggerLevel 1 Stagger: 25Level 2 Stagger: 25Level 3 Stagger: 25Level 4 Stagger: 25Level 5 Stagger: 25Level 6 Stagger: 25Level 7 Stagger: 25Level 8 Stagger: 25Level 9 Stagger: 25Level 10 Stagger: 25Level 11 Stagger: 25Level 12 Stagger: 25
    Critical DMG BoostLevel 1 Critical DMG Boost: 60%Level 2 Critical DMG Boost: 60%Level 3 Critical DMG Boost: 60%Level 4 Critical DMG Boost: 60%Level 5 Critical DMG Boost: 60%Level 6 Critical DMG Boost: 60%Level 7 Critical DMG Boost: 60%Level 8 Critical DMG Boost: 60%Level 9 Critical DMG Boost: 60%Level 10 Critical DMG Boost: 60%Level 11 Critical DMG Boost: 60%Level 12 Critical DMG Boost: 60%

    Skill Upgrade Cost

    Level 1
      Tactical Skill Module // Data_Verified

      Razorclaw Ambuscade Upgrade Requirements and Scaling

      Check the best skill priority and materials needed to upgrade Razorclaw Ambuscade to Rank 12 (Mastery 3). Includes attack ratios, cooldown reduction, and special effects per level.

      Moment of Blazing Shadow Tactical Skill Icon - Arknights Endfield

      Moment of Blazing Shadow

      COMBO SKILL

      COMBO TRIGGER:

      When an enemy has both Vulnerability and Arts Infliction stacks.

      SKILL DESCRIPTION:

      Rossi's combo skill has 2 consecutive sequences. The first deals Physical DMG. The second consumes Arts Infliction stacks, deals bonus Physical DMG based on stacks consumed, applies Lift, and buffs Critical Rate and Critical DMG. Perfect timing applies an additional Vulnerability stack.

      Moment of Blazing Shadow Skill Scaling and Level Up Progression Table
      Skill Level / Mastery
      Rank1
      Rank2
      Rank3
      Rank4
      Rank5
      Rank6
      Rank7
      Rank8
      Rank9
      Mastery Rank 1
      10
      Mastery Rank 2
      11
      Mastery Rank 3
      12
      CooldownLevel 1 Cooldown: 15Level 2 Cooldown: 15Level 3 Cooldown: 15Level 4 Cooldown: 15Level 5 Cooldown: 15Level 6 Cooldown: 15Level 7 Cooldown: 15Level 8 Cooldown: 15Level 9 Cooldown: 15Level 10 Cooldown: 15Level 11 Cooldown: 15Level 12 Cooldown: 14
      SEQ 1 DMG MultiplierLevel 1 SEQ 1 DMG Multiplier: 67%Level 2 SEQ 1 DMG Multiplier: 73%Level 3 SEQ 1 DMG Multiplier: 80%Level 4 SEQ 1 DMG Multiplier: 87%Level 5 SEQ 1 DMG Multiplier: 93%Level 6 SEQ 1 DMG Multiplier: 100%Level 7 SEQ 1 DMG Multiplier: 107%Level 8 SEQ 1 DMG Multiplier: 113%Level 9 SEQ 1 DMG Multiplier: 120%Level 10 SEQ 1 DMG Multiplier: 128%Level 11 SEQ 1 DMG Multiplier: 138%Level 12 SEQ 1 DMG Multiplier: 150%
      SEQ 1 Ultimate Energy GainLevel 1 SEQ 1 Ultimate Energy Gain: 10Level 2 SEQ 1 Ultimate Energy Gain: 10Level 3 SEQ 1 Ultimate Energy Gain: 10Level 4 SEQ 1 Ultimate Energy Gain: 10Level 5 SEQ 1 Ultimate Energy Gain: 10Level 6 SEQ 1 Ultimate Energy Gain: 10Level 7 SEQ 1 Ultimate Energy Gain: 10Level 8 SEQ 1 Ultimate Energy Gain: 10Level 9 SEQ 1 Ultimate Energy Gain: 10Level 10 SEQ 1 Ultimate Energy Gain: 10Level 11 SEQ 1 Ultimate Energy Gain: 10Level 12 SEQ 1 Ultimate Energy Gain: 10
      SEQ 2 DMG MultiplierLevel 1 SEQ 2 DMG Multiplier: 133%Level 2 SEQ 2 DMG Multiplier: 147%Level 3 SEQ 2 DMG Multiplier: 160%Level 4 SEQ 2 DMG Multiplier: 173%Level 5 SEQ 2 DMG Multiplier: 187%Level 6 SEQ 2 DMG Multiplier: 200%Level 7 SEQ 2 DMG Multiplier: 213%Level 8 SEQ 2 DMG Multiplier: 227%Level 9 SEQ 2 DMG Multiplier: 240%Level 10 SEQ 2 DMG Multiplier: 257%Level 11 SEQ 2 DMG Multiplier: 277%Level 12 SEQ 2 DMG Multiplier: 300%
      Bonus DMG per Infliction StackLevel 1 Bonus DMG per Infliction Stack: 80%Level 2 Bonus DMG per Infliction Stack: 88%Level 3 Bonus DMG per Infliction Stack: 96%Level 4 Bonus DMG per Infliction Stack: 104%Level 5 Bonus DMG per Infliction Stack: 112%Level 6 Bonus DMG per Infliction Stack: 120%Level 7 Bonus DMG per Infliction Stack: 128%Level 8 Bonus DMG per Infliction Stack: 136%Level 9 Bonus DMG per Infliction Stack: 144%Level 10 Bonus DMG per Infliction Stack: 154%Level 11 Bonus DMG per Infliction Stack: 166%Level 12 Bonus DMG per Infliction Stack: 180%
      SEQ 2 StaggerLevel 1 SEQ 2 Stagger: 5Level 2 SEQ 2 Stagger: 5Level 3 SEQ 2 Stagger: 5Level 4 SEQ 2 Stagger: 5Level 5 SEQ 2 Stagger: 5Level 6 SEQ 2 Stagger: 5Level 7 SEQ 2 Stagger: 5Level 8 SEQ 2 Stagger: 5Level 9 SEQ 2 Stagger: 5Level 10 SEQ 2 Stagger: 5Level 11 SEQ 2 Stagger: 5Level 12 SEQ 2 Stagger: 5
      Critical Rate BoostLevel 1 Critical Rate Boost: 15%Level 2 Critical Rate Boost: 15%Level 3 Critical Rate Boost: 15%Level 4 Critical Rate Boost: 17%Level 5 Critical Rate Boost: 17%Level 6 Critical Rate Boost: 17%Level 7 Critical Rate Boost: 19%Level 8 Critical Rate Boost: 19%Level 9 Critical Rate Boost: 21%Level 10 Critical Rate Boost: 21%Level 11 Critical Rate Boost: 23%Level 12 Critical Rate Boost: 25%
      Critical DMG BoostLevel 1 Critical DMG Boost: 30%Level 2 Critical DMG Boost: 30%Level 3 Critical DMG Boost: 30%Level 4 Critical DMG Boost: 34%Level 5 Critical DMG Boost: 34%Level 6 Critical DMG Boost: 34%Level 7 Critical DMG Boost: 38%Level 8 Critical DMG Boost: 38%Level 9 Critical DMG Boost: 42%Level 10 Critical DMG Boost: 42%Level 11 Critical DMG Boost: 46%Level 12 Critical DMG Boost: 50%
      Buff Duration (s)Level 1 Buff Duration (s): 15Level 2 Buff Duration (s): 15Level 3 Buff Duration (s): 15Level 4 Buff Duration (s): 15Level 5 Buff Duration (s): 15Level 6 Buff Duration (s): 15Level 7 Buff Duration (s): 15Level 8 Buff Duration (s): 15Level 9 Buff Duration (s): 15Level 10 Buff Duration (s): 15Level 11 Buff Duration (s): 15Level 12 Buff Duration (s): 15
      SEQ 2 Ultimate Energy GainLevel 1 SEQ 2 Ultimate Energy Gain: 10Level 2 SEQ 2 Ultimate Energy Gain: 10Level 3 SEQ 2 Ultimate Energy Gain: 10Level 4 SEQ 2 Ultimate Energy Gain: 10Level 5 SEQ 2 Ultimate Energy Gain: 10Level 6 SEQ 2 Ultimate Energy Gain: 10Level 7 SEQ 2 Ultimate Energy Gain: 10Level 8 SEQ 2 Ultimate Energy Gain: 10Level 9 SEQ 2 Ultimate Energy Gain: 10Level 10 SEQ 2 Ultimate Energy Gain: 10Level 11 SEQ 2 Ultimate Energy Gain: 10Level 12 SEQ 2 Ultimate Energy Gain: 10

      Skill Upgrade Cost

      Level 1
        Tactical Skill Module // Data_Verified

        Moment of Blazing Shadow Upgrade Requirements and Scaling

        Check the best skill priority and materials needed to upgrade Moment of Blazing Shadow to Rank 12 (Mastery 3). Includes attack ratios, cooldown reduction, and special effects per level.

        Crimson Shadow Tactical Skill Icon - Arknights Endfield

        Crimson Shadow

        BATTLE SKILL

        SKILL DESCRIPTION:

        Charges to the target to deal Physical DMG and apply Lift. If the target already has Vulnerability stacks, the skill also unleashes a Wolven Ambrage that charges at the target to deal Heat DMG.

        Crimson Shadow Skill Scaling and Level Up Progression Table
        Skill Level / Mastery
        Rank1
        Rank2
        Rank3
        Rank4
        Rank5
        Rank6
        Rank7
        Rank8
        Rank9
        Mastery Rank 1
        10
        Mastery Rank 2
        11
        Mastery Rank 3
        12
        SP CostLevel 1 SP Cost: 100Level 2 SP Cost: 100Level 3 SP Cost: 100Level 4 SP Cost: 100Level 5 SP Cost: 100Level 6 SP Cost: 100Level 7 SP Cost: 100Level 8 SP Cost: 100Level 9 SP Cost: 100Level 10 SP Cost: 100Level 11 SP Cost: 100Level 12 SP Cost: 100
        SEQ 1 DMG MultiplierLevel 1 SEQ 1 DMG Multiplier: 85%Level 2 SEQ 1 DMG Multiplier: 94%Level 3 SEQ 1 DMG Multiplier: 102%Level 4 SEQ 1 DMG Multiplier: 111%Level 5 SEQ 1 DMG Multiplier: 119%Level 6 SEQ 1 DMG Multiplier: 128%Level 7 SEQ 1 DMG Multiplier: 137%Level 8 SEQ 1 DMG Multiplier: 145%Level 9 SEQ 1 DMG Multiplier: 154%Level 10 SEQ 1 DMG Multiplier: 164%Level 11 SEQ 1 DMG Multiplier: 177%Level 12 SEQ 1 DMG Multiplier: 192%
        SEQ 1 StaggerLevel 1 SEQ 1 Stagger: 5Level 2 SEQ 1 Stagger: 5Level 3 SEQ 1 Stagger: 5Level 4 SEQ 1 Stagger: 5Level 5 SEQ 1 Stagger: 5Level 6 SEQ 1 Stagger: 5Level 7 SEQ 1 Stagger: 5Level 8 SEQ 1 Stagger: 5Level 9 SEQ 1 Stagger: 5Level 10 SEQ 1 Stagger: 5Level 11 SEQ 1 Stagger: 5Level 12 SEQ 1 Stagger: 5
        SEQ 2 DMG MultiplierLevel 1 SEQ 2 DMG Multiplier: 128%Level 2 SEQ 2 DMG Multiplier: 141%Level 3 SEQ 2 DMG Multiplier: 153%Level 4 SEQ 2 DMG Multiplier: 166%Level 5 SEQ 2 DMG Multiplier: 179%Level 6 SEQ 2 DMG Multiplier: 192%Level 7 SEQ 2 DMG Multiplier: 204%Level 8 SEQ 2 DMG Multiplier: 217%Level 9 SEQ 2 DMG Multiplier: 230%Level 10 SEQ 2 DMG Multiplier: 246%Level 11 SEQ 2 DMG Multiplier: 265%Level 12 SEQ 2 DMG Multiplier: 288%
        SEQ 2 StaggerLevel 1 SEQ 2 Stagger: 10Level 2 SEQ 2 Stagger: 10Level 3 SEQ 2 Stagger: 10Level 4 SEQ 2 Stagger: 10Level 5 SEQ 2 Stagger: 10Level 6 SEQ 2 Stagger: 10Level 7 SEQ 2 Stagger: 10Level 8 SEQ 2 Stagger: 10Level 9 SEQ 2 Stagger: 12Level 10 SEQ 2 Stagger: 12Level 11 SEQ 2 Stagger: 12Level 12 SEQ 2 Stagger: 15

        Skill Upgrade Cost

        Level 1
          Tactical Skill Module // Data_Verified

          Crimson Shadow Upgrade Requirements and Scaling

          Check the best skill priority and materials needed to upgrade Crimson Shadow to Rank 12 (Mastery 3). Includes attack ratios, cooldown reduction, and special effects per level.

          Innate Talents

          // Passive_Capabilities_Log

          Skirmisher Talent Icon

          Skirmisher

          • Unlock at Phase 3
            P3
            Upgrade_Node: Phase 3

            Operator Agility +15.

          • Unlock at Phase 1
            P1
            Upgrade_Node: Phase 1

            Operator Agility +10.

          • Unlock at Phase 2
            P2
            Upgrade_Node: Phase 2

            Operator Agility +15.

          • Unlock at Phase 4
            P4
            Upgrade_Node: Phase 4

            Operator Agility +20.

          Nicks and Scratches Talent Icon

          Nicks and Scratches

          • Unlock at Phase 1
            P1
            Upgrade_Node: Phase 1

            Battle skill improved: After Wolven Ambrage deals DMG, Rossi applies Razor Clawmark to the target for 15s. This effect cannot stack. During Razor Clawmark, the target takes 25% ATK (Rossi's) Physical DMG per second and suffers Physical DMG Taken and Heat DMG Taken +6%.

          • Unlock at Phase 2
            P2
            Upgrade_Node: Phase 2

            Battle skill improved: After Wolven Ambrage deals DMG, Rossi applies Razor Clawmark to the target for 25s. This effect cannot stack. During Razor Clawmark, the target takes 30% ATK (Rossi's) Physical DMG per second and suffers Physical DMG Taken and Heat DMG Taken +12%.

          Seething Blood Talent Icon

          Seething Blood

          • Unlock at Phase 2
            P2
            Upgrade_Node: Phase 2

            When Rossi's skill deals Critical DMG to a Razor Clawmarked enemy, trigger another hit that deals 12% ATK (Rossi's) Heat DMG and restores [Intellect × 0.04] HP to Rossi. If the target is also Combusted, the DMG and HP restoration effects are increased to 1.5 times.

          • Unlock at Phase 3
            P3
            Upgrade_Node: Phase 3

            When Rossi's skill deals Critical DMG to a Razor Clawmarked enemy, trigger another hit that deals 24% ATK (Rossi's) Heat DMG and restores [Intellect × 0.08] HP to Rossi. If the target is also Combusted, the DMG and HP restoration effects are increased to 1.5 times.

          Outfitting Talent Icon

          Outfitting

          • Unlock at Phase 1
            P1
            Upgrade_Node: Phase 1

            Activate this to let the operator equip blue quality gear.

          • Unlock at Phase 2
            P2
            Upgrade_Node: Phase 2

            Activate this to let the operator equip purple quality gear.

          • Unlock at Phase 3
            P3
            Upgrade_Node: Phase 3

            Activate this to let the operator equip gold quality gear.

          Arknights: Endfield Passive Skills Guide

          Explore all talent upgrades and combat passives for this operative. Unlock specific buffs and tactical advantages by promoting your character to Phase 1, Phase 2, and beyond.

          Base Operations

          // Infrastructure_Support_Skills

          Clan Etiquette

          • Assign to Reception Room to slow Mood Drop of all operators in it by 14%.

            Active_LogUnlock Requirement: Required: Phase 1
          • Assign to Reception Room to slow Mood Drop of all operators in it by 18%.

            Active_LogUnlock Requirement: Required: Phase 3

          Scent of the Hunt

          • Assign to Reception Room to grant operator clue collecting efficiency +20%.

            Active_LogUnlock Requirement: Required: Phase 2
          • Assign to Reception Room to grant operator clue collecting efficiency +30%.

            Active_LogUnlock Requirement: Required: Phase 4

          Arknights: Endfield Base Management Skills

          Detailed overview of operative infrastructure skills for facility management. Maximize your base efficiency with these specific logistical support protocols.

          // Recommended Armaments

          • Aspirant
          • Contingent Measure
          • Eminent Repute
          • Finchaser 3.0
          • Forgeborn Scathe
          • Fortmaker
          • Glorious Memory
          • Grand Vision

          // Required Materials

          • Protodisk
          • Pink Bolete
          • T-Creds
          • Red Bolete
          • Protoset
          • Ruby Bolete
          • Quadrant Fitting Fluid
          • Cosmagaric
          • Protoprism
          • Kalkodendra
          • Chrysodendra
          • Protohedron
          • Vitrodendra
          • Mark of Perseverance
          • Tachyon Screening Lattice
          • False Aggela
          • Metadiastima Photoemission Tube