Yinlin vs Mortefi: Which Sub-DPS is Better in Wuthering Waves?
Selecting the right Sub-DPS can drastically alter the performance of your team in Wuthering Waves, especially when tackling high-level content like the Tower of Adversity. While both Yinlin and Mortefi provide coordinated attacks and powerful damage amplifications, they cater to fundamentally different playstyles and Main DPS partners.
📝 Editorial Note: This guide is AI-assisted and game data evolves rapidly. Please cross-reference with in-game information. Updated: 2026-05-13.
TL;DR Verdict
Choosing between Yinlin and Mortefi depends almost entirely on which Main DPS character you intend to build your team around. Yinlin is a premium 5-star unit designed to maximize Electro damage and Resonance Liberation damage, making her the perfect partner for characters like Calcharo and Xiangli Yao. Mortefi, a 4-star unit, specializes in augmenting Heavy Attack damage, which cements him as the essential companion for Jiyan.
- Yinlin is the premier Sub-DPS for Electro-based teams and characters reliant on Resonance Liberation damage (e.g., Calcharo, Xiangli Yao, Havoc Rover).
- Mortefi is the undisputed king of Heavy Attack-focused teams, specifically serving as the Best-in-Slot partner for Jiyan.
- Yinlin offers significantly higher personal off-field damage and better AoE capabilities compared to Mortefi.
- Mortefi is more accessible as a 4-star unit but requires Sequence 4 (S4) to maximize his Resonance Liberation uptime.
- Verdict: Choose Yinlin for raw power and Electro synergy; choose Mortefi for specialized Heavy Attack amplification and Jiyan synergy.
The Quick Verdict
If you have pulled for limited 5-star Electro characters or enjoy the hybrid playstyle of the Havoc Rover, Yinlin is the superior choice. Her ability to hit multiple enemies simultaneously with her Sinner’s Mark provides a level of room-clear potential that Mortefi cannot match. However, if you are a Jiyan main, Mortefi is not just an alternative; he is a requirement for reaching Jiyan’s maximum damage ceiling.
Who Should You Build First?
For players just starting their journey or looking to optimize their first two teams for the Tower of Adversity, priority should be given based on weapon availability. If you possess a 5-star Rectifier like Stringmaster, Yinlin’s value skyrockets. If you have the 5-star Pistols (Static Mist), Mortefi becomes a much more attractive investment due to the high Energy Regeneration and ATK buffs that weapon provides to the team.
Side-by-Side Table
The following table breaks down the core differences in their kits, buffs, and intended roles within a team composition.
| Feature | Yinlin | Mortefi |
|---|---|---|
| Rarity | 5-Star | 4-Star |
| Element | Electro | Fusion |
| Weapon | Rectifier | Pistols |
| Outro Skill Buff | 20% Electro DMG Deepen, 25% Resonance Liberation DMG Deepen (14s) | 38% Heavy Attack DMG Deepen (14s) |
| Coordinated Attack Trigger | Any damage dealt to an enemy with Sinner’s Mark | Normal Attacks (1 shot) or Heavy Attacks (2 shots) |
| Best Main DPS Partner | Calcharo, Xiangli Yao, Havoc Rover | Jiyan, Jinhsi (as a stack generator), Encore |
| Best Echo Set | Moonlit Clouds (Support) / Void Thunder (DPS) | Moonlit Clouds |
| Energy Requirement | Moderate | High (Highly dependent on S4 and Energy Regen) |
Core Stats and Mechanics Comparison
Yinlin functions as a “burst” sub-DPS. Her goal is to enter the field, quickly build her Forte Circuit (Chameleon Cipher) using her Resonance Skill (Magnetic Roar), and trigger her Outro Skill to pass massive buffs to her teammate. Her coordinated attacks are tied to the “Sinner’s Mark” placed on enemies, which strikes whenever the enemy takes damage from any source.
Mortefi is more of a traditional “battery and buffer.” His value is concentrated in his Resonance Liberation, Violent Finale. While active, the on-field character triggers Mortefi’s Marcato shots. The frequency of these shots is directly tied to the on-field character’s attack speed and type, with Heavy Attacks triggering double the coordinated strikes. This specific interaction is why he pairs so effectively with Jiyan’s ultimate state.
Detailed Comparison
Kit Mechanics and Coordinated Attacks
Yinlin’s coordinated attacks come from her Forte Circuit, “Chameleon Cipher.” When her Judgement Point bar is full, her Heavy Attack consumes it to apply the Sinner’s Mark to all hit targets. When these targets take damage, they are struck by a bolt of Electro damage. This effect can trigger once every second and hits in a small area, making it highly effective against groups of enemies. Because it triggers on any damage, Yinlin is incredibly flexible; she doesn’t care if your Main DPS is using skills, basic attacks, or ultimates.
Mortefi’s coordinated attacks are locked behind his Resonance Liberation, “Violent Finale.” This creates a “Burning Rhapsody” state for the team. Unlike Yinlin, Mortefi’s triggers are restrictive. Only Normal and Heavy Attacks will cause his Marcato shots to fire. This makes him less effective with characters who rely heavily on Resonance Skill damage or Resonance Liberation damage that is not considered “Heavy Attack” damage. However, for a character like Jiyan, whose entire ultimate window consists of Heavy Attacks, Mortefi provides a constant stream of Fusion damage that significantly boosts total team DPS.
Buffing Capabilities and Team Synergy
The “Deepen” mechanic in Wuthering Waves is a multiplicative damage bonus, making it one of the most powerful buff types in the game.
Yinlin provides a dual-threat buff: 20% Electro DMG Deepen and 25% Resonance Liberation DMG Deepen. This is tailor-made for Calcharo, whose primary damage comes from his Resonance Liberation (Mercy), and Xiangli Yao, who functions similarly. Even for the Havoc Rover, the 25% Liberation Deepen is a massive boost to their “Deadly Shadow” ultimate.
Mortefi provides a massive 38% Heavy Attack DMG Deepen. While this is higher than Yinlin’s individual percentages, it is much more specialized. Jiyan is currently the only top-tier DPS who derives nearly 100% of his value from Heavy Attacks. While Encore uses Heavy Attacks to end her combos, she doesn’t benefit from the buff as consistently as Jiyan does.
Investment: 5-Star Rarity vs. 4-Star Sequences
As a 5-star character, Yinlin is powerful at Sequence 0 (S0). She does not require additional copies to function as a top-tier Sub-DPS. Her signature weapon, Stringmaster, provides a massive 36% Crit Rate and further increases her off-field damage, but she can perform well with 4-star options like Augment.
Mortefi’s effectiveness is heavily gated by his Sequences. At S0, his Resonance Liberation duration is relatively short (10 seconds), which can lead to gaps in your rotation. His Sequence 4 (S4) is his most important milestone, as it increases the duration of his Resonance Liberation by 7 seconds, bringing the total to 17 seconds. This allows for 100% uptime when paired with sufficient Energy Regeneration. Furthermore, his S6 provides a 20% ATK buff to the entire team, narrowing the gap between his 4-star stats and Yinlin’s 5-star scaling.
Best Weapons and Echo Configurations
For both characters, the Moonlit Clouds 5-piece Echo set is generally the best choice for a Sub-DPS role. This set provides a 10% Energy Regeneration boost and, more importantly, grants the next character a 22.5% ATK increase for 15 seconds after using an Outro Skill.
Yinlin Weapon Tier List:
- Stringmaster (5-star): The gold standard for Rectifier sub-DPS.
- Cosmic Ripples (5-star): Excellent for the high base ATK and Energy Regeneration.
- Augment (4-star): A strong F2P-friendly option that boosts ATK after using a Resonance Skill.
Mortefi Weapon Tier List:
- Static Mist (5-star): Provides Crit Rate and a significant Energy Regen boost. It also buffs the ATK of the character swapped in after Mortefi.
- Cadenza (4-star): An incredible 4-star choice that grants Concerto Energy when the Resonance Skill hits, allowing Mortefi to swap out much faster.
- Novaburst (4-star): A decent placeholder for pure damage scaling.
Recommendation
When to Choose Yinlin
You should prioritize Yinlin if you have invested in the Electro element. She is currently the “enabler” for the highest damage Electro rotations in the game. Her personal damage is also significantly higher than Mortefi’s; in many scenarios, Yinlin can act as a “Quick-Swap” DPS, contributing up to 30-40% of the team’s total damage rather than just acting as a buffer.
Choose Yinlin if:
- You use Calcharo or Xiangli Yao as your Main DPS.
- You need a Sub-DPS with strong AoE (Area of Effect) capabilities for mob-heavy floors.
- You want a character that requires less “field time” to set up their buffs.
- You have her signature weapon, Stringmaster.
When to Choose Mortefi
Mortefi is the specialist. While he is less versatile than Yinlin, he is more effective in his specific niche. If your account is centered around Jiyan, Mortefi is a non-negotiable part of your roster. His ability to battery Fusion energy and provide a nearly 40% damage multiplier to Heavy Attacks makes him indispensable.
Choose Mortefi if:
- You are a Jiyan main.
- You have reached S4 or S6 on his Resonance Chain.
- You have Static Mist available to fix his Energy Regeneration requirements.
- You need a reliable Fusion Sub-DPS to break specific enemy shields or buffs.
Final Meta Assessment
In the current meta of Wuthering Waves, Yinlin is the more “future-proof” unit. Her Resonance Liberation Deepen buff is a generic damage multiplier that will likely apply to many future characters, regardless of their element. Most characters use a “burst” ultimate to finish their rotations, and Yinlin will always be there to make those hits harder.
Mortefi, however, remains the gold standard for 4-star value. While he is tied to the success of Heavy Attackers, the sheer magnitude of his 38% Deepen buff ensures he will remain relevant as long as Jiyan or similar Heavy Attack-focused units are in the meta. If you are a free-to-play player, a high-sequence Mortefi is often a more realistic goal than a high-sequence Yinlin, and he will serve your second Tower of Adversity team perfectly.
Sources
- Prydwen Wuthering Waves Character Rankings — https://www.prydwen.gg/wuthering-waves/characters/
- Yinlin Build Guide and Stats (Game8) — https://game8.co/games/Wuthering-Waves/archives/454504
- Mortefi Build Guide and Stats (Game8) — https://game8.co/games/Wuthering-Waves/archives/453183
- Wuthering Waves Official Wiki — https://wuthering.wiki/
- Wuthering Lab Character Synergies — https://wutheringlab.com/ character-synergy-guide/
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