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Wuwa x Cyberpunk Collab Rebecca Build Guide: Kit, Materials, Weapon, Echo & Team

Time: 2026-05-21 09:53:25

Greetings, Rover! Welcome to the ultimate build guide for Rebecca, the featured 5-star Cyberpunk: Edgerunners collab Resonator debuting in Wuwa Version 3.4. Today, we'll break down everything you need to know to maximize her potential, covering her Kit, Materials, Weapons, Echoes, and Team Compositions. Let's dive in!


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Wuthering Waves Rebecca Overview

Character Overview

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Rebecca

Rarity

5★

Element

Electro

Weapon Type

Pistol

Combat Role

Sub DPS

Who is Rebecca?


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Rebecca is a 5-star Electro Resonator who wields a Pistol. Her combat style centers on high-speed gunfire and stance-switching mechanics. By accumulating Fervor points, she cycles between Hunter Mode and Iron Guts Mode to maintain constant pressure.


Activating her Resonance Skill allows her to seamlessly switch between rapid, mobile strikes and heavy, burst-damage blasts. When her Resonance Liberation is unleashed, Rebecca mounts a heavy machine gun, locking onto targets and obliterating them with an unhinged barrage of Electro DMG.



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60 Lunites

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Wuthering Waves Rebecca Kit


Rebecca is an Electro Resonator whose kit revolves around managing Fervor points to trigger high-damage stance shifts. Her Normal Attack chain builds energy, while her Resonance Skill allows her to seamlessly switch between Hunter Mode and Iron Guts Mode.


While in Iron Guts Mode, her attacks consume Fervor to deal massive Electro DMG. Her Resonance Liberation summons her iconic heavy machine gun, entering a special burst state that unloads a relentless barrage on targets. Finally, her Outro Skill triggers a Coordinated Attack that shreds enemy Electro Resistance, making her an incredible asset for Electro-focused team compositions.


Wuwa Rebecca gameplay demostration



Wuthering Waves Rebecca Materials

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Shell Credit × 4460260

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Premium Resonance Potion × 122

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Premium Energy Core × 135

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Reverb Combustor × 87

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Remnant Combustor × 61

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Aftertune Combustor × 36

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New Boss Materials × 46

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We Who Question × 26

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Forget-Me-Not × 60

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LF Mech Core × 29

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MF Mech Core × 40

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HF Mech Core × 52

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Mech Core × 61



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Wuthering Waves Rebecca Weapon


Top Recommendation


Signature Weapon - Bonebreaker

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Bonebreaker

Rarity

⭐⭐⭐⭐⭐

Base ATK

500

CRIT DMG

72%

Increases ATK by 12%/15%/18%/21%/24%. Casting Intro Skill increases the wielder's Basic Attack DMG Bonus by 24%/30%/36%/42%/48% for 14s. Inflicting Hack - Shifting increases the wielder's Basic Attack DMG Bonus by 12%/15%/18%/21%/24% for 14s. The ATK of all Resonators in the team is increased by 30s.

Second Recommendation

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Spectrum Blaster

Rarity

⭐⭐⭐⭐⭐

Base ATK

587

CRIT Rate

24.3%

Increases ATK by 12%. Casting Intro Skill or hitting the target with Basic Attack increases the wielder's Basic Attack DMG by 36% for 4s. Each time the wielder inflicts Tune Rupture - Shifting or Tune Strain - Shifting during Basic Attacks, all DMG dealt by Resonators in the team is increased by 8% for 30s, up to 3 stacks. Effects of the same name cannot be stacked.

Third Recommendation

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Static Mist

Rarity

⭐⭐⭐⭐⭐

Base ATK

587

CRIT Rate

24.3%

ATK is increased by 12%. Inflicting Aero Erosion on the target gives 24% Aero DMG Bonus for 10s. Hitting targets with Aero Erosion reduces their Aero RES by 10% for 20s. Effects of the same name cannot be stacked.

Others

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Solar Flame

Rarity

⭐⭐⭐⭐

Base ATK

412

CRIT Rate

20.3%

Dealing Basic Attack or Heavy Attack DMG increases ATK by 2.2% and grants 2.2% Heavy Attack DMG Bonus for 7s, stacking up to 4 times. This effect can be triggered 1 time every 1s.


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Wuthering Waves Rebecca Echo Sets


Echo Sets

Main Slot

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Shadow of Shattered Dreams (1 Set)

When the character inflict Hack - Shifting ontargets, their Crit Rate is increased by 35%, and Basic AttackDMG Bonus and Heavy Attack DMG Bonus are increasedby 35% for 15s.

Sonata Effect

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Void Thunder (2 Set)

Electro DMG +10%.

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Lingering Tunes / Reel of Spliced Memories (2 Set)

ATK increases by 10%.

Echo Stats

Main Stat

COST 4

Crit DMG / Crit Rate

COST 3

Electro DMG Bonus / ATK

COST 3

Electro DMG Bonus / ATK

COST 1

ATK

COST 1

ATK

Sub Stat

Crit DMG / Crit Rate > ATK% > Basic Attack DMG Bonus


Wuthering Waves Rebecca Team


Top Recommendation

Team 1

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Lucy

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Rebecca

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Mornye

Mornye's Resonance Liberation creates a field providing massive Interruption Resistance, allowing Rebecca to safely stack her Forte Circuit. Furthermore, Mornye's Outro Skill perfectly buffs the Coordinated Attack DMG triggered by the shared Adam Smasher Echoes.

Heavy Attack Team

Team 2

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Augusta/Jiyan

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Rebecca

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Shorekeeper/Verina

Rebecca features heavy use of Heavy Attack scaling and acts as an independent unit. If you run a high-ceiling Heavy Attack Main DPS who doesn't require dedicated supports (like Augusta or Jiyan), Rebecca fits perfectly as a quick-swap or dual-core Sub-DPS.

Rebecca Main DPS Team

Team 3

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Rebecca

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Sanhua

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Shorekeeper/Verina

If you run Rebecca as a pure Hypercarry, her core mechanics rely heavily on Basic Attack DMG Bonus. Pairing her with Linette provides powerful buffing capabilities, while the 4-star staple Sanhua can perfectly maximize Rebecca's damage through her Outro Skill, which grants a massive 38% Basic Attack DMG Amplified.


Conclusion


Rebecca excels as a premier Sub-DPS, offering incredible synergy with Lucy right out of the box. She delivers a fully functional and solid combat experience at S0, meaning you don't need to invest in her sequences or signature weapon for her to shine. Since she's completely free, adding her to your team is a pure, zero-cost win.


Previous Highlights


Wuthering Wave 3.5-3.7 Pull Guide: Save Astrite for Mengzhou!

Wuthering Waves 3.4 Preview: Free 5-Star? Cyberpunk Collab Banner!

Best Top-Up Deals! Recommended Bundles for Wuthering Waves 3.3

Wuthering Waves Weekly Subscription (Weekly Pass) Guide: Price, Rewards & Best Top-Up Deals

Wuthering Waves 3.3-3.5 Banner Pull Guide: Save Or Skip



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Aifaniel

Aifaniel

game writer

I focus on crafting guides, tips, and strategy content that truly resonates with players. Being deeply invested in Genshin Impact and Honkai: Star Rail, I love exploring every new map and character kit. I take my firsthand experience from the latest updates and turn it into simple, actionable advice to help fellow players navigate Teyvat and the Cosmos with ease.

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