Rossi Skills, Kit and Potentials

Rossi full artwork
Last updated on Mar 30, 2026 at 12:48 by Otamaton

Introduction — Rossi

Rossi is a 6-star Physical Sword Guard Character in Arknights: Endfield. Our Rossi guide covers everything you need to know about Rossi's best builds including skills, potentials, Weapons, gear, team compositions and more. To learn more about Rossi, use the tabs above to switch to our build information for Rossi or her team compositions guide.

Rossi's Stats

  • Main Attribute: Agility
  • Sub Attribute: Intellect

Rossi's Promotion Materials

Listed below are the materials required for each individual promotion of Rossi:

Promotion Level Materials
Elite 1
  • 8x Protodisk
  • 3x Pink Bolete
  • 1,600 T-Creds
Elite 2
  • 25x Protodisk
  • 5x Red Bolete
  • 6,500 T-Creds
Elite 3
  • 24x Protoset
  • 5x Ruby Bolete
  • 18,000 T-Creds
Elite 4
  • 36x Protoset
  • 20x Quadrant Fitting Fluid
  • 8x Cosmagaric
  • 100,000 T-Creds

Rossi's Skill Upgrade Materials

Listed below are all the materials required to raise the level of one skill of Rossi. Please check our Rossi build guide for recommendations on skill priorities.

Skill Level Materials
2 to 9
(combined)
  • 82x Protoprism
  • 29x Protohedron
  • 3x Kalkodendra
  • 4x Chrysodendra
  • 4x Vitrodendra
  • 53,200 T-Creds
Seething Wolfblood & Moment Of Blazing Shadow
  • 16x Protohedron
  • 3x False Aggela
  • 8x Tachyon Screening Lattice
  • 1x Mark of Perseverance
  • 24,000 T-Creds
Crimson Shadow & "Razorclaw" Ambuscade
  • 16x Protohedron
  • 3x False Aggela
  • 8x Metadiastima Photoemission Tube
  • 1x Mark of Perseverance
  • 24,000 T-Creds
Seething Wolfblood & Moment Of Blazing Shadow
  • 24x Protohedron
  • 6x False Aggela
  • 16x Tachyon Screening Lattice
  • 2x Mark of Perseverance
  • 30,000 T-Creds
Crimson Shadow & "Razorclaw" Ambuscade
  • 24x Protohedron
  • 6x False Aggela
  • 16x Metadiastima Photoemission Tube
  • 2x Mark of Perseverance
  • 30,000 T-Creds
Seething Wolfblood & Moment Of Blazing Shadow
  • 50x Protohedron
  • 12x False Aggela
  • 36x Tachyon Screening Lattice
  • 3x Mark of Perseverance
  • 65,000 T-Creds
Crimson Shadow & "Razorclaw" Ambuscade
  • 50x Protohedron
  • 12x False Aggela
  • 36x Metadiastima Photoemission Tube
  • 3x Mark of Perseverance
  • 65,000 T-Creds

Rossi's Skills

Seething Wolfblood
Basic Attack
Lv. 12

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

Multipliers

Basic Attack Sequence 1 Multiplier: 61%
Basic Attack Sequence 2 Multiplier: 71%
Basic Attack Sequence 3 Multiplier: 77%
Basic Attack Sequence 4 Multiplier: 91%
Basic Attack Sequence 5 Multiplier: 113%
Finisher ATK Multiplier: 900%
Dive ATK Multiplier: 180%

Crimson Shadow
Normal Skill
Lv. 12
Cost: 100

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

Multipliers

Sequence 1 DMG Multiplier: 192%
Sequence 2 DMG Multiplier: 288%
Sequence 2 Stagger: 15

Moment of Blazing Shadow
Combo Skill
Lv. 12
CD: 10s

COMBO TRIGGER: When an enemy has both Vulnerability and Arts Infliction stacks.
Rossi's combo skill has 2 consecutive sequences. COMBO SEQUENCE 1 deals Physical DMG to the target.
COMBO SEQUENCE 2 consumes all Arts Infliction stacks from the target, deals Physical DMG based on the number of Arts Infliction stacks consumed, applies 1 instance of Lift, and buffs Rossi's Critical Rate and Critical DMG Dealt at the same time.
If COMBO SEQUENCE 2 is cast with perfect timing, it applies 1 more stack of Vulnerability.

Multipliers

Sequence 1 DMG Multiplier: 150%
Sequence 2 DMG Multiplier: 300%
Bonus DMG Multiplier per Infliction Stack: 180%
Critical Rate Boost: 25%
Critical DMG Boost: 50%

"Razorclaw" Ambuscade
Ultimate Skill
Lv. 12

Rossi flutters her cape and unleashes a flurry of stabs that quickly deals multiple sequences of Heat DMG to the target. She then performs a two-sequence slash attack with her dagger that deals massive Heat DMG and applies Heat Infliction.
When this skill successfully scores a critical hit, it deals higher Critical DMG.

Multipliers

Stab Attack Total DMG Multiplier: 600%
Sequence 1 Slash DMG Multiplier: 250%
Sequence 2 Slash DMG Multiplier: 750%

Rossi's Talents

-
Nicks and Scratches
Talent 1
Lv. 2

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

-
Seething Blood
Talent 2
Lv. 2

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

Rossi's OMV Dijang Skills

-
Clan Etiquette
Base Skill

Assign to Reception Room to slow Mood Drop of all operators in it by 18%.

-
Scent Of The Hunt
Base Skill

Assign to Reception Room to grant operator clue collecting efficiency +30%.

Rossi's Potentials

Origin Of Admiration
Potential 1

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.

Gap to Perfection
Potential 2

Agility +20, Critical Rate +7.0%.

Tangible Duties
Potential 3

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

Innocent Wish
Potential 4

Ultimate "Razorclaw" Ambuscade improved: Ultimate Energy cost -15.0%.

Legendary Destination
Potential 5

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

Rossi Voice Actors

EN VA
Giada Sabellico
JP VA
Hidaka Rina
CN VA
Wu Zheru
KR VA
Lee Joo-eun

Rossi Guide & Best Builds

To learn all about Rossi's best weapons, gear and builds, check our dedicated Rossi build guide below:

Otamaton
Otamaton
Staff Author
Follow Otamaton

Otamaton Is a YouTuber, Gacha Addict, and Dad, who is likely grinding away at his dailies right now. As of late his obsession has been Arknights Endfield where he eagerly awaits his entry Ticket to Talos-II.

Changelog

  • 29 Mar. 2026: Page Updated with all information about the Operator.
  • 11 Dec. 2025: Page added.
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