Fallout 4 Unique Weapons Locations, Legendary Weapons and Effects Guide

The journey through the Wasteland in Fallout 4 is, by no means, an easy one. You need the best of weaponry in your arsenal to ensure your survival and this is where this guide comes into play.

For more help on Fallout 4, read our Power Armor Locations Guide, Companions Locations Guide and Magazines Locations Guide.

Fallout 4 Unique Weapons Locations

This guide essentially details all the unique weapons that you can acquire in Fallout 4. We have also listed down locations for each of these weapons along with special effects that each of these unique weapons carry.

In addition to this, we have also provided a list of Legendary Weapon Effects which are basically special boosts acquired by killing certain legendary enemies in the game:

Legendary Weapon Effects

Legendary Weapon Effects are essentially modifiers which you can acquire by defeating certain Legendary Enemies. These bonus effects are pretty powerful and can make your journey through the Wasteland a tad easier:

Assassin’s
This legendary weapon effect allows you to deal 50% increased damage against humans.

Automatic
This legendary weapon effect allows you to have automatic fire mode.

Berserker’s
This legendary weapon effect allows you to deal increased damage depending upon your damage resistance.

Bloodied
This legendary weapon effect allows you to deal increased damage depending upon your health.

Cavalier’s
This legendary weapon effect allows you to take 15% decreased damage while you’re blocking or sprinting.

Crippling
This legendary weapon effect allows you to deal 50% more limb damage.

Enraging
This legendary weapon effect allows your targets to frenzy with critical hits.

Explosive
This legendary weapon effect allows your bullets to explode on impact dealing 15 AOE damage.

Exterminator’s
This legendary weapon effect allows you to deal 50% increased damage against Mirelurks and bugs.

Freezing
This legendary weapon effect allows you to deal +10 cryo-damage and freeze targets with critical hits.

Furious
This legendary weapon effect allows you to deal increased damage with each consecutive hit, but on the same target.

Ghoul Slayer’s
This legendary weapon effect allows you to deal 50% increased damage against Ghouls.

Hunter’s
This legendary weapon effect allows you to deal 50% increased damage against animals.

Incendiary
This legendary weapon effect allows you to set targets on fire for +15 damage.

Instigating
This legendary weapon effect allows you to deal double damage to full-health targets.

Irradiated
This legendary weapon effect allows you to deal +50 radiation damage.

Junkie’s
This legendary weapon effect allows you to deal increased damage depending upon the withdrawal effects.

Kneecapper
This legendary weapon effect allows you to have 20% chance to cripple targets’ legs.

Lucky Weapon
This legendary weapon effect allows you to deal double damage with critical shots with critical meters refilling 15% faster.

Medic’s
This legendary weapon effect allows you to heals targets instead of dealing damage to them.

Mutant Slayer’s
This legendary weapon effect allows you to deal 50% increased damage against Super Mutants.

Never Ending
This legendary weapon effect allows you to have unlimited ammo capacity.

Nimble
This legendary weapon effect allows you to have 75% faster movement speed while ADS.

Nocturnal
This legendary weapon effect allows you to deal increased damage at night-time and decreased damage during day-time.

Penetrating
This legendary weapon effect allows you to negate 30% of the target’s damage resistance and energy resistance.

Plasma Infused
This legendary weapon effect allows you to turn enemies into goo and adds +10 points of energy damage.

Poisoner’s
This legendary weapon effect allows you to poison targets for 10 seconds.

Powerful
This legendary weapon effect gives you +25 extra damage.

Quickdraw
This legendary weapon effect decreased Action Points cost by 25%.

Rapid
This legendary weapon effect grants you 25% increased rate-of-fire and 15% increased reload speed.

Relentless
This legendary weapon effect refills you Action Points with critical hits.

Sentinel’s
This legendary weapon effect allows you to take 15% decreased damage while you’re static.

Staggering
This legendary weapon effect allows you stagger enemies with each hit.

Stalker’s
When not in combat, this legendary weapon effect increases VATS accuracy, but at the cost of increased Action Points.

Troubleshooter’s
This legendary weapon effect allows you to deal 50% increased damage against robots.

Two Shot
This legendary weapon effect allows you to shoot additional projectiles.

VATS Enhanced
This legendary weapon effect increases VATS hit chances, decreases Action Points cost by 25% and 40%.

Violent
This legendary weapon effect allows you to deal 25% damage and limb damage with increasing recoil.

Wounding
This legendary weapon effect allows you to bleed target for +25 additional damage.

Fallout 4 Unique Weapons Locations

These are exceptionally powerful weapons which possess certain bonus effects.

In order to acquire these special weapons, you need to purchase them from vendors or complete quests. In addition to this, you can also defeat enemies and acquire some of them by looting their dead bodies:

2076 World Series Baseball Bat
Special Bonus: Minor Chances of Flying Targets
How to Get: Jamaica Plain City Hall reward

Ashmaker
Special Bonus: Minor Chances of Igniting Targets
How to Get: Side with Fahrenheit during The Big Dig

Automatic Laser Musket
Special Bonus: Automatic Fire
How to Get: Acquired during the Minutemen Quest: The Nuclear Option

AX90 Fury
Special Bonus: 50+ increased damage against Super Mutants
How to Get: Purchase from Teagan in the Prydwen

Big Boy
Special Bonus: Fire an extra projectile
How to Get: Purchase from Arturo in the Diamond City Pages: 1 2