Wuthering Waves 2.4 launches globally on June 12, introducing a wealth of new content: two 5-star Resonators, Cartethyia and Lupa, new weapons, a major regional expansion, rerun banners, and premium skins. 

Release Schedule and Some Features

• Release Date: June 12, 2025
• New Region: Septimont in Rinascita, offering new exploration zones, lore, and enemies
• Main Additions: New Resonators (Cartethyia & Lupa), signature weapons, Echo sets, and cosmetic skins

Cartethyia Overview

General Info

• Element: Aero
• Weapon: Sword
• Rarity: 5-Star
• Banner Phase: Phase I

Cartethyia is a dual-form DPS who excels in aerial control and continuous pressure. Her gameplay revolves around building Aero Erosion stacks, summoning Shadow Swords, and transforming into her enhanced form, Fleurdelys.

Combat Mechanics

• Base Form: Generates Aero Erosion through standard and Resonance Skills
• Liberation Skill: Transforms into Fleurdelys, unlocking a powerful combo kit
• Forte Circuit: Summons Shadow Swords that deal continuous Aero DMG
• Finisher: Unleashes a powerful resonance finisher that restores up to 70% of her HP

Best Weapons for Cartethyia

• Defier’s Thorn (5★ – Signature Weapon)

Boosts HP, Aero DMG, and ignores DEF for Erosion-afflicted targets

• Red/Blazing Brilliance (5★ – Alternative)

Crit Rate and ATK-focused sword for universal scaling

Echo Set Recommendations

• Best Set: Windward Pilgrimage (4-piece)
• +10% Aero DMG, increased Crit stats, enhanced effects during Aero Erosion
• Alternative Build: 2-piece Gusts of Welkin + 2-piece Sierra Gale
• Flexible and good for Crit builds

Stat Priorities

• HP %
• Aero DMG Bonus
• Crit Rate / Crit DMG

Team Synergy

Cartethyia shines as a solo DPS in Aero-based teams. Strong partners include:

• Verina (healing/support)
• Encore or Mortefi (secondary damage)
• Baizhi or Yangyang for energy regeneration and synergy

Lupa Overview

General Info

• Element: Fusion
• Weapon: Broadblade
• Rarity: 5-Star
• Banner Phase: Phase II

Lupa is a support-DPS hybrid with a focus on AoE attacks and party-wide buffs.

Combat Mechanics

• Fusion Generator: Gains Fusion energy through attacks and skills
• Passive Buffs:

Pack Hunt: Increases team DMG by up to 18% when using her Intro Skill

Glory: Reduces enemy Fusion resistance by 3–9%

• Ideal for Fusion Teams with characters like Changli, Brant, or Yuanwu

Best Weapon for Lupa

• Wildfire Mark (5★ – Signature Broadblade)

Boosts Fusion damage and synergizes with her AoE skill kit

Weapon Banners

• Phase I: Cartethyia’s signature sword – Defier’s Thorn
• Phase II: Lupa’s signature broadblade – Wildfire Mark

Both weapons come with powerful passives designed to enhance the characters’ primary strengths.

Rerun Banners & New Skins

Rerun Characters:

• Changli (Fusion / Sword)
• Carlotta (Glacio / Pistols)

Summer Skins:

• Both Changli and Carlotta will receive summer-themed skins
• Purchaseable in the Lunite Store (~1980–2480 Lunites)

Community Insights and Leaks

The Wuthering Waves community has been particularly active ahead of the 2.4 launch, with Reddit threads and datamined content giving players an early look at what to expect. Cartethyia’s kit is already being discussed as one of the most intricate designs in the game so far. Her dual-form playstyle combines ranged precision with up-close aggression, requiring players to time skill rotations carefully to maximize Aero Erosion stacks and unleash her Shadow Sword barrage. Early gameplay leaks also showcase entirely new animations in her Fleurdelys transformation, with a distinctive color shift and visual effects that set her apart from previous Resonators.

Lupa, meanwhile, is gaining attention for her team-oriented utility. Her passive abilities, especially Pack Hunt and Glory, offer teamwide buffs that seem designed for long-term viability in Fusion-based compositions. Players are speculating that her synergy with characters like Changli and Brant could make her an essential support in high-damage Fusion teams. Leaks also suggest that both new signature weapons are among the most stat-efficient yet, with passive effects that directly align with their characters’ core mechanics, offering up to 20% increased output when optimized properly.

Suggested Preparation Before Launch

To get the most out of version 2.4, players should start preparing now. First and foremost, it’s wise to pre-farm enhancement and ascension materials for both Cartethyia and Lupa, especially since some of their needed resources will be available in the new Septimont region. Identifying and leveling up Echo sets like Windward Pilgrimage or Fusion-support Echoes will help ensure a smooth transition into new team comps once the patch is live. It’s also smart to save up premium currencies like Astrite and Lunite in anticipation of pulling for banners and unlocking the limited-time summer skins. Planning out your team compositions in advance is highly recommended, particularly for those interested in optimizing Aero and Fusion-based synergies. With new enemies and mechanics being introduced, a balanced team setup will be critical for progressing smoothly through the new content.

Wuthering Waves 2.4 marks a major leap forward for the game, introducing some of its most stylistically distinct and mechanically engaging characters yet. Cartethyia brings dual-form gameplay and high-skill expression, while Lupa enhances Fusion squads with versatile team buffs. Between the expanded world, new skins, top-tier banners, and gameplay depth, this update is shaping up to be one of the most significant in the game’s lifespan.