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BEarthGunDPS

Eugen

Manual aim, maximum payoff

Element
Earth
Weapon
Gun
Role
DPS
Range
Ranged
Release
Base game
Difficulty
3 out of 5
Eugen official artwork

Signature mechanic

Sniper Vision trades mobility for precision damage

Eugen roots himself in Sniper Vision to hand-aim shots at weak points for far more damage than auto-aim gives, and switches to hand-to-hand when enemies close in. The Endless Ragnarok loop is grenade-planting into Detonator, using guard-cancel to skip grenade recovery frames and topping up charges during downtime. He also carries Poison and Paralysis, making him a debuffer as well as a gun.

Eugen is one of the most reliable ranged units in the game. He deals consistent damage at a distance while providing powerful support skills that can immobilize enemies. His most common playstyle revolves around Sniper Vision. You can aim his shots or your grenades to deal more damage while in Sniper Vision. As an AI, he is even more powerful and can sometimes snatch away the MVP of player-controlled characters.— Game8 tier assessment

Support skills (passives)

  • Take Aim

    Eugen can't move while in sniper vision, but he can manually aim his shots to deal more damage.

  • Fists of the Marksman

    Eugen switches to hand-to-hand combat against nearby foes.

How to unlock

Players may obtain Eugen upon progressing through the first chapter of the main story.

Strengths

  • 1

    Weak-point damage specialist

    Manual aim plus Weak Point DMG traits makes him the best part-breaker at range in the game.

  • 2

    Powerful lockdown debuffs

    Paralyzing Bullet and Poison Grenade both hold enemies still and stack with party debuffs.

  • 3

    Top-tier AI backline

    He appears in more recommended AI teams than almost anyone — Cagliostro and Eugen is the default support core.

Weaknesses

  • 1

    Immobile while sniping

    Take Aim locks movement completely; misjudging a boss telegraph means eating it at full damage.

  • 2

    Aim skill is a real gate

    Played with auto-aim he is unremarkable; his tier position assumes you actually hit weak points.

  • 3

    Awkward at close range

    The melee fallback exists but is a downgrade — bosses that stick to you shut down his best tool.

Gear

Builds by progression stage

Chaos → Chaos+ → Chaos++, then Defy Infinity

Flawless Vision, built around Detonator. Grenade+ detonates instantly during Link Time — bank that for burst windows.

Sigil loadout — Fatebreaker

Eugen's sigils in Endless Ragnarok center around his Master Traits. To get the maximum value out of it, he specifically needs 5 Basic-Stat , 3 Attack , and 2 Defense or Support . This will provide him up to 200% Damage Cap , 100% Attack Boost , 6% Defense , and 20,000 base HP .

We recommend 2 Health and 3 Stun Power for his basic stat sigils. Equipping exactly one Greater Aegis and Aegis boosts his health to 180k–195k without disabling the Catastrophe Nova boost. For attack, always run Fatebreaker , Celestial Lumen , and Celestial Terra to raise his damage cap. Finally, use his defense/support slots for Improved Dodge (for better evades) and Steel Nerves (for damage reduction with Stout Heart).

Prioritize Supplementary DMG and DMG Cap subtraits to boost his damage, and fully utilize his Warpath character-sigil in the endgame. Run Uplift to build his SBA gauge faster, and slot in Guts , Potion Hoarder , and Autorevive for his survivability options. Quick Charge reduces his charge time of his attacks and skills.

SigilSlotTraits
Veteran's Warpath+Character sigil1 slot
  • Veteran's Warpath — Enhances charged attack damage and grenade damage detonated by charged attacks. Must be in sniper vision.
  • Aegis — Raises maximum health in proportion to your current maximum health.
Quick Charge V+Basic stat6 slots
  • Quick Charge — Charged attacks charge faster. Boosts attack power.
Health V+
  • HP — Boosts base health.
  • DMG Cap — Raises the damage limit of attacks.
Health V+
  • HP — Boosts base health.
  • DMG Cap — Raises the damage limit of attacks.
Stun Power V+
  • Stun Power — Boosts stun power.
  • DMG Cap — Raises the damage limit of attacks.
Stun Power V+
  • Stun Power — Boosts stun power.
  • Uplift — Boosts the charge speed of your SBA gauge.
Stun Power V+
  • Stun Power — Boosts stun power.
  • Guts — Survive a lethal hit with 1 HP. Reactivation time is shortened based on trait level.
Fatebreaker V+Attack / special3 slots
  • Fatebreaker — Boosts attack, defense, and damage cap when participating in Fatebreaker-grade quests.
  • Greater Aegis — Greatly raises maximum health in proportion to your current maximum health.
Celestial Lumen V+
  • Celestial Lumen — Boosts attack power and damage cap when health is above a certain threshold.
  • Potion Hoarder — Increases the stock of recovery items.
Celestial Terra V+
  • Celestial Terra — Reduces maximum base health in exchange for a boost do damage cap.
  • Autorevive — Automatically recover from critical condition. Reactivation time is shortened based on trait level.
Improved Dodge+Defense / support2 slots
  • Improved Dodge — Extends the window for for attacks to miss during a dodge. Allows you to perform more dodges in a row.
  • Supplementary DMG — Grants a certain chance for normal attacks and damage skills to deal supplementary damage.
Steel Nerves V+
  • Steel Nerves — Takes less damage while Stouth Heart is active.
  • Supplementary DMG — Grants a certain chance for normal attacks and damage skills to deal supplementary damage.

Gearing priorities

  • Transcended Terminus (T.Lvl 7): Catastrophe Nova, DMG Cap, Sigil Booster, Unbound Master
  • While progressing Chaos, a transcended Defender weapon usually beats an un-transcended Terminus
  • The standard template: 5 Basic-Stat + 3 Attack + 2 Defense/Support sigils
  • Fatebreaker V+, Celestial Lumen V+ and Celestial Terra V+ in the attack slots
  • Improved Dodge+ and Steel Nerves V+ for survivability that does not cost damage
  • Summons for their traits: War Elemental, Stout Heart, Berserker Echo, Spartan Echo

Over Mastery bonuses

  • Skill Damage Cap Up
  • Stun Power Up
  • Normal Attack Damage Cap Up
  • Skybound Art Damage Cap Up

Once Eugen has all of his Weapon Transcendance Masteries fully unlocked, he will have 80%-82% Critical Hit Rate without any sigils, traits, or summons. Therefore, he only needs to enable one Master Trait that increases his Critical Hit Rate by 20% to reach 100%, which will give him more room for his Over Mastery Bonus.

Best-in-slot — transcended Terminus

Draconic Fire, Charring Breath

I
Catastrophe NovaLv 35Boosts attack power and damage cap when maximum health is below a certain threshold.
II
Nimble DefenseLv 25Extends Invincibility after a perfect dodge. Temporarily boosts defense and restores a small bit of health.
III
DMG CapLv 15Raises the damage limit of attacks.
IV
Sigil BoosterLv 1Raises the trail levels of all equipped sigils.
EX
Unbound MasterLv 55Boosts damage cap based on master level.

Wrightstone

Sequestration Wrightstone

  • Weak Point DMG
  • Supplementary DMG
  • Cascade

Eugen's optimal endgame weapon is his Transcended Terminus Weapon, Draconic Fire . It upgrades Catastrophe to Catastrophe Nova, which grants up to a 70% attack boost and 500% damage cap if his max HP is 200,000 or less . The weapon also features an innate DMG Cap to free up a sigil slot, Unbound Master to raise the damage cap further via Master Trait level, and Sigil Booster to increase all sigil levels by 1.

While progressing Chaos

Dreyse

I
HPLv 35Boosts base health.
II
Greater AegisLv 25Greatly raises maximum health in proportion to your current maximum health.
III
DMG Cap EcruLv 15Boosts attack power and damage cap based on how high your maximum health is.
IV
StrongholdLv 10Boosts defense the higher your remaining health is.
EX
Unbound ExertionLv 15Boosts damage cap of Skybound Arts.

Wrightstone

Sequestration Wrightstone

  • Weak Point DMG
  • DMG Cap
  • Supplementary DMG

He additionally gains DMG Cap Ecru , which gives him more damage cap based on his maximum health. Once the weapon reaches max transcendance, it permanently gains Unbound Exertion , which gives Eugen increased Skybound Art damage cap.

Summons & equip bonus

Recommended summons

  • Lucilius
  • Beelzebub
  • Rolan
  • Vrazarek Firewyrm III

For these traits

  • War Elemental
  • Stout Heart
  • Berserker Echo
  • Spartan Echo

Equip bonus

  • Normal Attack Damage Cap Up
  • Skill Damage Cap Up
  • Skybound Art Damage Up
  • Stun Power Up

Level 100+ · Endless Ragnarok

Master Traits

Flawless Vision

Recommended

Rank 1

  • While in sniper vision: DEF +5%
  • While in sniper vision: ATK +10%
  • DMG Cap +15%
  • Max HP +15000

Rank 2

  • Insight Rank Perk 1: Charged Normal Attacks gain an additional ATK +5%
  • Insight Rank Perk 1: Further shortens skill cooldowns by 0.1%
  • While in sniper vision: DMG Cap +30%
  • Detonator: ATK +10%
  • DMG Cap +20%
  • While in sniper vision: Charged Normal Attacks: Charge Time -5%

Rank 3

  • Insight Rank Perk 3: Detonator gains an additional +30% chance to not go on cooldown. Also gains a 10% chance to not consume Sniper Elite lvl 3
  • Insight Rank Perk 2: Sniper Elite grants an additional ATK +10% and DMG Cap +20% per effect lvl to charged Normal Attacks fired in sniper vision
  • While in sniper vision: DMG Cap +30%
  • Skill DMG Cap +35%
  • DMG Cap +20% per Basic Stats-type sigil equipped (max sigils: 5)
  • While in sniper vision: Charged Normal Attacks: Charge Time -5%

Rank EX

  • Detonator: DMG Cap +45%
  • Skill Cooldown -3%
  • Upon performing a perfect dodge: Grants Shield (1000)
  • DMG Cap +20% per Basic Stats-type sigil equipped (max sigils: 5)
  • Critical Hit Rate +25%
  • DMG Cap +35%
  • DMG Cap +35%

Grenade Punch

Rank 1

  • DMG Cap +15%
  • DEF +5%

Rank 2

  • Skill Cooldown -5%
  • Max HP +15000

Rank 3

  • Normal Attacks: DMG Cap +35%
  • DMG Cap +25%

Rank EX

  • Armor-Piercing Round: DMG Cap +45%
  • ATK +10% per Attack-type sigil equipped (max sigils: 5)
  • DMG Cap +35%
  • DMG Cap +35%

Spitting Venom

Rank 1

  • Skill DMG Cap +35%
  • Venom Grenade: DEF down inflicts an additional DEF -5%
  • DMG Cap +15%
  • Max HP +15000

Rank 2

  • Crux Rank Perk 1: Poison Duration +10%
  • Venom Grenade: Cooldown -5%

Rank 3

  • DMG Cap +25%
  • Paralyzing Bullet: Duration +10%

Rank EX

  • Venom Grenade: DMG Cap +45%
  • Paralyzing Bullet: Cooldown -5%
  • While in critical condition: Critical Gauge Depletion -10%
  • DEF +6% per Defense- or Support-type sigil equipped (max sigils: 5)
  • Stun Power +4
  • Against foes of the weaker element: DMG Dealt +10%
  • DMG Cap +35%
  • Primal bursts gain DMG Dealt +25%. Effect strength is based on the total number of this effect equipped by the entire party
  • DMG Cap +35%

This distribution considers Master Level 50.

Eugen's best Master Trait is Insight: Flawless Vision to increase the damage and hit count of his charged attacks. This perk allows him to refresh the cooldown of Detonator when Eugen has 3 stacks of Sniper Elite and more cooldown reduction to the rest of his abilities per charged attack.

This is a massive difference to his base game build because Grenade Punch is too risky to use and anti-synergistic with a lot of his Master Traits and gameplay loop.

As for his Traits, prioritize getting Damage Cap for his skills and charged attacks. You can also get reduced charge time of his charged attacks . Make sure to equip one Critical Hit Rate +25% . It is also important to activate all traits that provide bonuses based on equipped sigils . Lastly, enhance his Flawless Vision perks with traits that guarantees the cooldown refresh of Detonator and more attack and damage cap to his Sniper Elite buff.

Execution

Combos & rotation

  • Detonator Flawless Vision Combo (Endless Ragnarok)5 steps
    1. 1Use Venom Grenade and Armor-Piercing Round at the start of battle.
    2. 2Enter Sniper Vision, charge his normal attack and release to deal damage. Repeat this step 2 more times.
    3. 3After gaining 3 Sniper Elite levels, immediately cast and hold down Detonator then release after charging it to full.
    4. 4Repeat steps 2 then do step 3 once Eugen has Sniper Elite level 3.
    5. 5(Optional) If Eugen retains his Sniper Elite level 3 then repeat the step 3 until you go back to Sniper Elite level 1.

    Eugen's best combo in Master Trait level 30 completely removes his grenade playstyle in favor of attacking from a long range with his Sniper Vision. His charged attacks deal 1 more hit of damage and his Detonator can refresh its cooldown fully if he fired at least 3 charged attacks before using it.

    If you need to dodge when charging Detonator, you can release even before it is fully charged. You will still refresh the cooldown of Detonator.

  • Grenade Spam Combo (Pre-DLC)4 steps
    1. 1(Optional) Use his Venom Grenade to reduce the defense of the enemy.
    2. 2Position Eugen's back to the wall nearest to the enemy and make sure you lock in.
    3. 3Use his Grenade and Block at the same time to cancel some of the throw animations.
    4. 4Repeat until you need to reposition yourself, or the enemy is outside the range of your grenades.

    If you can position his back to a wall while the enemy is stationary, you can use Eugen's highest damage combo. You need to simply spam his grenade attack and block at the same time to deal a ton of damage in a short amount of time.

  • Grenade+ Detonate Combo (Pre-DLC)5 steps
    1. 1(Optional) Use Venom Grenade to reduce the defense of the enemy.
    2. 2Activate Armor-Piercing Round and hold attack to enter Sniper Vision.
    3. 3Throw up to 3 Grenade+ so that Armor-Piercing Round can detonate some grenades during its duration.
    4. 4Once Armor-Piercing Round stops, you need to manually detonate it with a normal or charged attack.
    5. 5Repeat until you need to reposition yourself, or the enemy starts moving.

    Use this combo if there is no wall you can use while the enemy is stationary. Your goal is to use Sniper Vision and throw Grenade+ that can stick to enemies, but you need to manually detonate it with his attacks or skills.

    The grenades in Sniper Vision have significantly higher damage , but you can only stick up to 3 grenades at a time before you need to detonate them.

  • Charged Snipe Attack Combo (Pre-DLC)4 steps
    1. 1(Optional) Use Venom Grenade to reduce the defense of the enemy.
    2. 2Hold attack to enter Sniper Vision.
    3. 3Hold the attack again to charge it and release once fully charged.
    4. 4Repeat until you need to reposition, or you can use the grenade combos.

    If you cannot use his grenade combos, his next best combo is utilizing his charged attacks in Sniper Vision to deal up to 3 instances of damage per shot . This is your best option if the enemy is constantly moving around the field and your grenades can't reach it.

    Do take note that a smaller target will only deal up to 2 instances of damage , greatly reducing the total damage you deal to the enemy.

  • Grenade+ Detonates Immediately in Link Time

    During Link Time, Eugen's Grenade+ will instantly detonate upon contact . Make sure to spam his grenades in Sniper Vision after activating Link Time to deal a lot of damage to the enemy.

  • Guard Cancel Skips Grenade End Animation

    You can cancel the end part of Eugen's grenade throw animation by pressing the block button. If you mash both the grenade and block buttons at the same time, you can throw grenades much faster. Do take note that this will not work when you are in Sniper Vision .

  • Plant Grenades or Charge Detonator During Downtime

    Certain enemies will have phases where they cannot take damage. Use this opportunity to charge your Detonator and plant bombs near the enemy to deal huge damage once it is vulnerable.

Kit

Skills

Recommended loadout — Detonator and Venom Grenade

Eugen's best skills revolve around him and his teammates getting value without taking away his time sniping charged shots. Venom Grenade lets him inflict defense down and apply poison to enemies. Paralyzing Bullet inflicts paralysis on an enemy, which stops their action for a short time.

Armor-Piercing Round helps deal constant small AoE damage in an area over a period of time. The damage it inflicts can detonate sticky grenades without needing to manually detonate them with Eugen's attacks.

With his Master Trait 30, Detonator is now enhanced to deal more damage while refreshing its cooldown if Eugen has Sniper Elite level 3 buff.

SkillEffectApplies
Armor-Piercing RoundRecommendedCalls down a barrage of shells over a wide area. Hold while activating to aim. Each shell has a minor blast radius.
    DetonatorRecommendedSwitches to sniper vision for a chargeable shot. Hold while activating to charge and aim.
      DisruptorFires 4 shots that can seek foes. Hold while activating to change where Eugen is facing. Removes 1 buff from a foe on hit.
        Healing BulletFires a bullet that restores allies' HP within its radius. Hold to aim in sniper vision, or activate without holding to fire the bullet close to Eugen.
          InterceptDodges backward and then shoots forward. Grants Stout Heart to Eugen and boosts Intercept's firepower upon dodging with perfect timing.
            Paralyzing BulletRecommendedSwitches to sniper vision to fire a bullet that inflicts Paralysis. Hold while activating to aim.
              SumrakSwitches to sniper vision and fires a piercing beam that deals constant damage but has a strong recoil. Hold while activating to aim and sustain the beam.
                Venom GrenadeRecommendedFires a grenade that inlficts Poison and DEF↓ on foes caught in the blast radius.

                  Weapon list

                  WeaponMax HPMax ATKTraits
                  Dreyse25682003HP, Garrison
                  AK-4A11441013ATK, HP
                  Clarion13633320Weak Point DMG, Break Assassin
                  Leviathan Muzzle15352299Critical Hit Rate, Critical DMG
                  Matchlock20522660Stun Power, Linked Together
                  Draconic Fire, Charring Breath10896283Catastrophe, Regen, DMG Cap, Sigil Booster (Maxed)

                  Party

                  Recommended team — Gran, Fediel, and Cagliostro

                  Fediel is your frontline damage dealer using the Finishing Touch Master Trait build to deal a massive amount of ranged damage while mid-air, which helps her avoid taking damage while she is doing her combo. Make sure to equip The Black's Blessing and Primordial Fear , as they are skills that buff the party and inflict a strong status effect called Petrify.

                  Captain will be your tank frontline, using The Substitute Master Trait build to provide shield for the party and absorb damage you take and redirect it to them. Phalanx and Substitute are important skills to bring. If you want Captain to deal damage, then picking Armor Break and Reginleiv is the choice. Otherwise, you can swap Armor Break with Rage , Veil , or Dispel depending on the boss you are tackling.

                  Cagliostro will be your other ranged support using her Alchemedic Master Trait build to provide offensive buffs, healing, and shields for the party. Phantasmagoria and Reinforce are important skills to have. Pain Train and Alexandria are low-cooldown damaging skills that allow her to charge her Collapse quickly after use.

                  Go deeper

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