Mortefi
Dragon’s Breath
- Rarity: ★★★★
- Attribute: Fusion
- Weapon:

- Combat Roles:
- Concerto Efficiency
- Resonance Liberation Damage
- Coordinated Attack
- Heavy Attack DMG Amplification
- Gender: Male
- Class: Mutant
- Birthday: November 6
- Birthplace: New Federation
- Affiliation: Jinzhou, Huaxu Academy
- Special Dish: Smoked Pigeon
- Release Date: May 23, 2024
Voice Actors: - English: Joseph May
- Chinese: Liu Yijia (刘以嘉)
- Japanese: Miura Katsuyuki (三浦勝之)
- Korean: Kim Daol (김다올)
Introduction to Mortefi Guide

Mortefi Stats by Level:
Wuthering Waves Ultimate Mortefi Guide: Mortefi is a 4-star Fusion character in Wuthering Waves, wielding pistols. He’s a Hybrid character, excelling as both off-field damage dealer and support. Mortefi provides significant damage and buffs, especially benefiting Heavy Attack-based characters. His Outro Skill boosts Heavy Attack damage for the next character, making him an excellent Sub-DPS option.
Skills
Mortefi Skills Priority
Mortefi Abilities
Basic Attack – Impromptu Show

Mortefi uses dual pistols to perform up to 4 consecutive shots, dealing Fusion DMG.
Heavy Attack:
Enters an aiming state for a more powerful shot, dealing Fusion DMG.
Mid-air Attack:
Consumes Stamina to perform consecutive shots at the target while mid-air, dealing Fusion DMG.
Dodge Counter:
Wuthering Waves Ultimate Mortefi Guide: After a successful Dodge, use Basic Attack to deal Fusion DMG to the target.
Resonance Skill – Passionate Variation

Passionate Variation / Fury Fugue:
Passionate Variation: Deals Fusion DMG with a flash of lightning flames.
Fury Fugue (when Forte Circuit is filled): Deals more damage and generates Concerto Energy.
Using the Resonance Skill creates a 5-second window where Basic Attacks generate additional Forte stacks.
Resonance Liberation – Violent Finale

Deals Fusion DMG and applies the Burning Rhapsody effect to all characters in the team.
Burning Rhapsody: When the on-field character’s Basic or Heavy Attack hits the target, Mortefi launches a Coordinated Attack.
Basic Attacks trigger one coordinated hit.
Heavy Attacks trigger two hits.
Coordinated Attacks occur every 0.35s.
Forte Circuit – Fury Fugue

When at full Forte, a second Resonance Skill can be cast, independent of the first one’s cooldown.
Both Resonance Skills and the Forte Resonance Skill generate a decent amount of Concerto Energy.
The “Annoyance” mechanic can hold up to 100 annoyance, which can be restored in different ways.
Intro Skill – Dissonance

Attacks the target, dealing Fusion DMG.
Outro Skill – Rage Transposition

Boosts the next character’s Heavy Attack DMG by 38% for 14 seconds or until the character is swapped.
Mortefi Passive Abilities
Inherent Skill – Harmonic Control

After casting Resonance Skill Passionate Variation, the damage of Resonance Skill Fury Fugue is increased by 25% for 8 seconds.
Inherent Skill – Rhythmic Vibrato

During Resonance Liberation: Burning Rhapsody, each hit of Resonance Liberation Marcato increases the damage of the next Marcato by 1.5%.
This effect can be triggered once every 0.35s and stacks up to 50 times.
The stack resets when Burning Rhapsody ends.
Resonance Chain (Dupes)

Mortefi’s Resonance Chains play a crucial role in enhancing his abilities, with Sequence 4 and Sequence 6 standing out as particularly impactful.
Resonance Chain Effects
Sequence 1: Solitary Blaze
During Resonance Liberation: Burning Rhapsody, Mortefi launches Coordinated Attacks when the on-field character performs their Resonance Skills, firing 2 additional Marcato hits, dealing Fusion Damage.
Resonance Skills will trigger the extra hits twice.
Sequence 2: Unrestrained Excitement
After using the Echo Skill, Mortefi restores an additional 10 Resonance Energy, with a cooldown of 20 seconds.
Sequence 3: Unbridled Temper
During Resonance Liberation: Burning Rhapsody, the Crit. DMG of Marcato is increased by 30%.
Sequence 4: Limitless Passion
Extends the duration of Resonance Liberation: Burning Rhapsody by 7 seconds, increasing the ultimate duration to 17 seconds total.
Sequence 5: Blazing Fireworks
When Resonance Skill: Passionate Variation or Resonance Skill: Fury Fugue hits a target, 4 Marcato hits are fired, dealing Fusion Damage. However, the damage of these Marcato hits is reduced by 50%.
Sequence 6: Supreme Training
When Resonance Liberation: Violent Finale is cast, the ATK of all team members is increased by 20% for 20 seconds.
Build
For Mortefi, choosing the right weapon and Echo set is crucial to maximizing his potential as a Hybrid character, both for off-field damage and support roles.
Best Weapons
Static Mist
This is Mortefi’s best weapon, providing an ATK of 587 and a Crit Rate of 24.3% at level 90. It increases Energy Regen and boosts the ATK of the switched-in Resonator by up to 20% for 14 seconds. Its base damage and team support ability make it ideal for Mortefi.
Cadenza
Offering an ATK of 337 and Energy Regen of 51.8% at level 90, this weapon restores Concerto Energy when the Resonance Skill is used. It focuses on energy recharge and is useful when building the Echo set.
Echoes
Mortefi is a versatile character who can serve as both a Sub-DPS and support. His role in combat relies heavily on using his abilities to deal off-field damage while also providing buffs to his team. Echoes are an essential part of his build, as they enhance his effectiveness in both sub-DPS and support roles.
Best Echo Sets for Mortefi:
Moonlit Clouds
2-Piece Bonus: Increases Energy Regen by 10%.
5-Piece Bonus: After using Outro Skill, the ATK of the next Resonator is increased by 22.5% for 15 seconds.
Reason: This is the default pick for Mortefi when used as a sub-DPS. It provides Energy Regen and an ATK boost for the next Resonator, enhancing overall team performance.
Molten Rift
Reason: This set is ideal for a DPS-focused Mortefi as it significantly increases his Fusion damage, especially after using his Resonance Skill.
Lingering Tunes
Reason: This set adds an extra 10% bonus to Mortefi’s attack, further boosting his damage output.
Main Echo Recommendations:
Impermanence Heron
This Echo restores 10 Resonance energy and boosts the next character’s damage by 12% after using an Outro skill within 15 seconds.
It is crucial for providing extra buffs to the main DPS and should always be used and immediately switch-canceled right before performing an Outro, leading into another DPS burst.
Echo Stats Priority:
-
1
Cost 4
-
2
Cost 3
-
3
Cost 1
Prioritize Crit Rate or Crit DMG for maximizing Mortefi’s damage output.
Fusion DMG or Energy Regen should be prioritized, depending on the role.
ATK% is crucial for boosting Mortefi’s overall damage.
Substat Priority:
-
1
Energy Regen
-
2
Crit Rate / Crit DMG
-
3
ATK%
-
4
Resonance Skill DMG Bonus
Aim for at least 10-30% Energy Regen to ensure Mortefi’s skills are usable as often as possible.
These are important for maximizing damage.
Adds significant damage potential to Mortefi’s attacks.
These substats are valuable for enhancing Mortefi’s abilities.
Team Compositions

Versatile Character: Mortefi works well in various team setups due to his Sub-DPS role and supportive skills.
This team is effective because Mortefi’s Outro skill boosts Jiyan’s heavy attacks, increasing overall damage output.
Danjin boosts Mortefi’s damage by 20%, improving his performance as a Sub-DPS.
Jinhsi and Verina complement Mortefi’s ability to generate energy and deal significant damage.
Synergies with Key Characters
Jiyan
Mortefi pairs well with Jiyan due to his Outro skill providing additional damage for Jiyan’s heavy attacks. Mortefi’s energy generation can also help Jiyan unleash her full potential.
Danjin
Danjin increases Mortefi’s damage output by 20%, making him a great partner for boosting Mortefi’s Sub-DPS capabilities.
Verina
Verina’s skills and Echo synergize with Mortefi’s gameplay, particularly in rotations where her damage and energy generation help support Mortefi’s abilities.
Baizhi
Baizhi complements Mortefi’s playstyle, providing supportive effects while Mortefi handles the Sub-DPS role.
Ascension Materials
Frequently Asked Questions (F.A.Q)
What role does Mortefi play in a team?
Mortefi is a 4★ Fusion Sub-DPS/Support who excels at boosting teammates’ Basic and Heavy Attack damage through his Outro Skill. He can also serve as a quick-swap damage dealer thanks to his bursty Resonance Liberation.v
How does Mortefi deal damage himself?
Mortefi’s Fusion-based Resonance Skills and Resonance Liberation deal AoE damage, making him a capable burst DPS during his short on-field time.
Should I invest in his Resonance Chain (dupes)?
He functions well at base, but RC1 increases his Fusion DMG and RC2 enhances his buff uptime, improving his consistency in high-level content.
What are Mortefi’s main weaknesses?
Short buff window (6s) requires tight rotations.
Relies on well-timed swaps for value.
Low survivability compared to full DPS units.
Limited versatility outside of buffing specific team comps.
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