Flatliner
Fallout 76 Weapon

Level 45

Fully Charged Shots Deal 100% More Damage

Flatliner is a unique semi-automatic energy rifle in Fallout 76 built on the Gauss Rifle. It is available at levels 35 through 45.

It fires 2mm Electromagnetic Cartridge ammo by default, and mods can convert it to Ultracite 2mm Electromagnetic Cartridge. In total it takes 37 mods across 5 slots.

Flatliner Builds

Jump into the character build planner with this weapon already equipped, then build perks and the rest of your loadout around it.

Create a build with Flatliner

Damage by Level

interactive

Stats at every level this weapon is available at, with the mods picked below. Pick a level to see the whole page at it.

Level 35

Level 45

Mods

interactive

Level 45

18.72

1418

-5

-47%

Fire Rate

shots per
10 sec

Semi-Auto

Ammo

242mm EC

Range

218

436

100%50%

AP Cost

44 (63%) 1.6 shots before AP is depleted

Muzzle

No Muzzle

Grip

Spread (sighted): -15%

Stabilized Stock

Weight: +15%

Spread (hip-fire): -25%

Spread (sighted): +15%

Precise Stock

Weight: +30%

Spread (hip-fire): -25%

Barrel

Spread (hip-fire): +20%

Recoil: +16%

AP Cost: +20%

Sighted Transition: +6%

Shielded Barrel

Range: +75%

Weight: +24%

Spread (hip-fire): +30%

Recoil: +24%

AP Cost: +30%

Sighted Transition: +9%

Aligned Shielded Barrel

Range: +75%

Weight: +39%

Spread (hip-fire): +30%

Recoil: +24%

AP Cost: +20%

Sighted Transition: +9%

Aligned Long Barrel

Range: +50%

Weight: +33%

Spread (hip-fire): +20%

Recoil: +16%

AP Cost: +10%

Sighted Transition: +6%

True Shielded Barrel

Range: +75%

Weight: +39%

Spread (hip-fire): +30%

Recoil: +24%

AP Cost: +30%

Sighted Transition: +9%

Spread (sighted): -15%

Stabilized Long Barrel

Range: +50%

Weight: +33%

Spread (hip-fire): -5%

Recoil: +16%

AP Cost: +20%

Sighted Transition: +6%

Spread (sighted): +15%

Stabilized Shielded Barrel

Range: +75%

Weight: +39%

Spread (hip-fire): +5%

Recoil: +24%

AP Cost: +30%

Sighted Transition: +9%

Spread (sighted): +15%

True Long Barrel

Range: +50%

Weight: +33%

Spread (hip-fire): +20%

Recoil: +16%

AP Cost: +20%

Sighted Transition: +6%

Spread (sighted): -15%

Mag

Perforating Capacitors

Armor Penetration +25%

Sighted Transition: +20%

Swift Capacitors

Ammo Capacity: +60%

Weight: +50%

Sighted Transition: +20%

Piercing Capacitors

Armor Penetration +25%

Prime Capacitors

Damage to Scorched +65%

Stinging Capacitors

Armor Penetration +25%

Scope

Standard Sights

Gauss Reflex Sight

Weight: +10%

Spread (sighted): -15%

Sighted Transition: -15%

Long Scope

Weight: +15%

Spread (sighted): -24%

Short Scope

Weight: +5%

Spread (sighted): -8%

Medium Scope

Weight: +10%

Spread (sighted): -16%

Medium Night Vision Scope

Weight: +25%

Spread (sighted): -16%

Short Night Vision Scope

Weight: +20%

Spread (sighted): -8%

Long Night Vision Scope

Weight: +30%

Spread (sighted): -24%

Ammo

What this weapon loads out of the box, and every ammo a mod switches it to. The highlighted one is what it fires with the mods picked above.

2mm Electromagnetic Cartridge

2mm EC

0.025

Default

Ultracite 2mm Electromagnetic Cartridge

Ultracite 2mm EC

0.025

Via mod

Prime Capacitors

Legendary Mods

Stalker's

Sneak Attack Damage +100%

Zealot's

Damage to Scorched +50%

Ghoul Slayer's

Damage to Ghouls +50%

Hunter's

Damage to Animals +50%

Mutant Slayer's

Damage to Super Mutants +50%

Troubleshooter's

Damage to Robots +50%

Assassin's

Damage to Humans +50%

Berserker's

Damage Increases up to +50 as Damage Resistance Decreases

Nocturnal

+50 Damage while Cloaked

Vampire's

Restore 2% Health over 2 seconds when you Hit a Target

Medic's

Attacks will Heal Friendly Targets by 5% Health

Instigating

+50% Damage Against Targets above 60% Health

Mutant's

Damage Increases up to +50% as you gain Mutations

Aristocrat's

Up to +50% Damage based on Caps you have

Exterminator's

Damage to Insects +50%, Damage to Mirelurks +50%

Junkie's

Damage Increases per Addiction up to +100%

Suppressor's

Reduce Your Target's Damage Output by 25% for 5 seconds

Juggernaut's

Damage Increases up to +100% as Health Increases

Quad

Ammo Capacity: +300%

Sniper's

+100% Damage to distant Targets

Bloodied

Damage Increases up to +130% as Health Decreases

Gourmand's

Damage Increases up to +40% as you Fill Your Hunger and Thirst Meters. Human mod only.

Lucid

Damage Increases up to +40% as you Fill Your Feral Meter

Executioner's

+50% More Damage when Your Target is Below 40% Health

Anti-armor

Armor Penetration +50%

Furious

+5% Damage per Onslaught stack, +9 max stacks

Adrenal

+10% DMG Per Kill While on Kill Streak

Two Shot

Spread (hip-fire): +50%

Critical Damage Multiplier: +0.5

Explosive

Projectiles Explode for +20% Weapon Damage

V.A.T.S. Enhanced

Chance to Hit a Target in V.A.T.S. +50%

Replenish 15 Action Points with Each Kill

Hitman's

+25% Damage While Aiming

Crippling

Limb Damage +50%

Last Shot

The last round in a magazine has a 25% chance to Deal +100% Damage

Weapons break 50% slower

Nimble

+100% Faster Movement Speed While Aiming

Swift

Reload Speed: +15%

Ghost's

10% Chance to cause the Player to be Invisible for 2 seconds when Hitting a Target

Glowing

Target Kills Increase Rads by a small amount.

Steadfast

+50 Damage Resistance While Aiming

Resilient

When Reloading, Gain +500 to All Resistances

Viper's

+50% Damage to Poisoned Targets

Bully's

+25% Damage per Crippled Limb Your Target Has

Pyromaniac's

+50% Damage to Burning Targets

Pin-Pointer's

Damage to Weak Point +20%

Severing

+50% Damage to Bleeding Targets

Polished

Damage Increases up to +60 as Weapon Durability Increases Above 100%

Fracturer's

When Crippling Limbs, They Explode and Deal up to 50 Explosion Damage to Nearby Targets

Tarnished

Damage Increases up to +120 as Weapon Durability Decreases

Conductor's

Critical Hits Restore 10 Health & Action Points instantly and 100 more over 5 seconds for Player & Teammates Within a 100ft Radius

Satiated

Kills Restore Hunger and Thirst

Stabilizer's

Improves Weapon Cone of Fire, Recoil, and Stability by 40%

Encircler's

+10% Damage For Each Combat Target Around You (up to +50%)

Electrician's

When Reloading, Emit a Shock Wave That Stuns Nearby Targets for 3s

Thrill-Seeker's

+3% Reload Speed & Melee Attack Speed Per Kill While on Kill Streak

Base Weapon and Variants

The base weapon this one is built on, and its other uniques: same mods, same stats before legendary effects.

Boosted by

Perks (50)

Adrenaline

Gain +10% damage per kill while on a Kill Streak (Max 10).

Covert Operative

Your ranged attacks do an additional 50% sneak attack damage.

Enforcer

Your small guns gain a 15% stagger chance and +75% limb damage.

Guerrilla

You do +20% ranged damage to close enemies.

Guerrilla Expert

+1% reload speed per Onslaught stack, +3 max stacks.

Guerrilla Master

+5% ranged damage to close enemies per Onslaught stack, +5 max stacks.

Gun Runner

Your running speed is increased by 20% when you have a ranged weapon equipped.

Gunslinger

Your ranged weapons do +12% weak spot damage.

Gunslinger Expert

+1% ranged weak spot damage per Onslaught stack, +3 max stacks.

Gunslinger Master

Gain Onslaught stacks over time and spend them on attacks, +10 max stacks.

Modern Renegade

Small guns gain +30% hip fire accuracy and +75% limb damage.

Feral Presence

While Feral, Reduce your target's damage output by 30% after you attack for 5 seconds.

Suppressor

Reduce your target's damage output by 30% for 2 seconds after you attack.

Tenderizer

Each attack makes your target take increased damage.

Radiation Power

Expend a small amount of Glow per hit to deal 20% bonus damage to targets.

Thick Skin

You take 10% less damage from Ballistic attacks. (No Power Armor)

Gunsmith

Guns break 50% slower.

Mad Scientist

Energy Weapons expend a small amount of Glow per attack for +20% Damage.

Nerd Rage!

While your Health is low, gain increased damage and AP regen.

Better Criticals

V.A.T.S. criticals now do +100% damage.

Critical Savvy

Critical Hits now only consume 55% of your critical meter.

Glowing Criticals

When your Glow is high, Gain 50% bonus Critical damage in V.A.T.S.

Quick Hands

Gain a 18% chance to instantly reload when your clip is empty.

Wild West Hands

36% chance to instantly reload your entire magazine when empty.

Awareness

Gain more VATS accuracy based on your PER.

Center Masochist

+75% ranged damage when attacking the torso.

Crack Shot

Small guns have 30% more range and 30% more accuracy when aiming down sights.

Exterminator

Your attacks ignore 75% armor of any insect.

Eye of the Hunter

Your vision grants you +30% accuracy in V.A.T.S. from a very long distance.

Glow Sight

Deal +60% damage to Glowing Enemies.

Grenadier

Your explosives detonate with twice the radius.

Ground Pounder

Your small guns reload 30% faster and have 30% more hip fire accuracy.

Long Shot

Your scoped weapons have 30% more range and accuracy when aiming.

Skeet Shooter

Your small guns have 45% better accuracy and spread.

Sniper

Gain improved control and hold your breath 75% longer while aiming scopes.

Tank Killer

Your ranged weapons ignore 40% armor.

Arms of Steel

Your arms allow you to handle ranged weapons better, increasing accuracy by 30%.

Basher

Gun bashing does +50% damage and +75% limb damage.

Bullet Storm

Gain 9% damage per 30 ammo spent. 10 max stacks.

Easy Target

+75% ranged damage to crippled targets.

Pain Train

Devastate and stagger enemies by sprinting into them with Power Armor.

Radioactive Strength

Expend a Moderate amount of Glow to deal 150% more damage with Power Attacks & Bashing.

Shotgun Champ

+10% damage to crippled targets per projectile your weapon fires.

Wrecking Ball

You deal +100% damage to objects and now damage your own objects.

Action Diet

On kills, heal 8 HP and reduce how feral you are by 5%.

Electric Absorption

20% chance energy damage will recharge your power armor's fusion core and restore health.

Far-Flung Fireworks

Enemies killed with a ranged weapon have a 20% chance to explode.

Follow Through

Ranged sneak damage increases damage to target by 40% for 10 seconds.

Hack and Slash

Melee attacks deal 60% of their damage in a large area. (No Power Tools)

Retribution

Blocking a melee attack restores 4 HP and 4 AP for 15 seconds.

More Weapons

Tactical Gauss Shotgun

Ignore Time of Day Requirements on Perks

Fires an electrical discharge that arcs between targets.

FlatlinerFallout 76 Weapon

Flatliner Builds

Damage by Level

Mods

Ammo

Legendary Mods

Base Weapon and Variants

Boosted by

More Weapons

Flatliner
Fallout 76 Weapon