Legendary Mods: All Descriptions and Usages
[Update 30th March 2025] Descriptions updated
With the new legendary crafting system, we do get the opportunity to obtain, trade and manufacture individual effects as mods on 3rd sept 2024 in Fallout 76. Here you will find a list of all mod effects with their name, description, crafting ingredients and possible usages. If you don't yet know how the new legendary crafting system works, read this article: [PTS] Legendary Crafting with Effects of your Choice (Patch 54 / Milepost Zero)
Legendary Mods Overview
1st Star
Crafting Cost: 15 Legendary Modules per Mod plus Material from the list
Anti-armor
+50% Armor Penetration
5 Black Titanium
+50% Armor Penetration
Aristocrat's
[Armor] Grants up to +20 Energy Resistance and Damage Resistance, the higher Your Caps. Currently <+MAG>
[Weapon] Up to +50% Damage based on Caps you have. Currently <+MAG>%
[Weapon] Up to +50% Damage based on Caps you have. Currently <+MAG>%
1 Bobblehead: Caps
[Armor] Grants up to +20 Energy Resistance and Damage Resistance, the higher Your Caps. Currently <+MAG>
[Weapon] Up to +50% Damage based on Caps you have. Currently <+MAG>%
[Weapon] Up to +50% Damage based on Caps you have. Currently <+MAG>%
Assassin's
[Armor] -15% Damage From Humans
[Weapon] +50% Damage to Humans
[Weapon] +50% Damage to Humans
1 Liquid Courage
[Armor] -15% Damage From Humans
[Weapon] +50% Damage to Humans
[Weapon] +50% Damage to Humans
Auto Stim
Automatically use a Stimpak When Hit While Health is 25% or less, once every 60 seconds
5 Stimpak
Automatically use a Stimpak When Hit While Health is 25% or less, once every 60 seconds
Berserker's
Damage Increases up to +50% as Damage Resistance Decreases. Currently <+MAG>%
5 Psycho
Damage Increases up to +50% as Damage Resistance Decreases. Currently <+MAG>%
Bloodied
Damage Increases up to +95% as Health Decreases. Currently <+MAG>%
1 Adrenal Reaction Serum
Damage Increases up to +95% as Health Decreases. Currently <+MAG>%
Bolstering
Grants up to +35 Energy Resistance and Damage Resistance, the Lower Your Health. Currently <+MAG>
5 Med-X
Grants up to +35 Energy Resistance and Damage Resistance, the Lower Your Health. Currently <+MAG>
Chameleon
Become Invisible While Sneaking and Not Moving
1 Chameleon Serum
Become Invisible While Sneaking and Not Moving
Cloaking
Being Hit in Melee causes the Player to become Invisible Once Every 30 Seconds
1 Stealth Boy
Being Hit in Melee causes the Player to become Invisible Once Every 30 Seconds
Executioner's
+50% More Damage when Your Target is Below 40% Health
25 Leather
+50% More Damage when Your Target is Below 40% Health
Exterminator's
[Armor] -15% Damage From Mirelurks and Insects
[Weapon] +50% Damage to Mirelurks and Insects
[Weapon] +50% Damage to Mirelurks and Insects
1 Bloodbug Proboscis, 1 Stigwing Barb
[Armor] -15% Damage From Mirelurks and Insects
[Weapon] +50% Damage to Mirelurks and Insects
[Weapon] +50% Damage to Mirelurks and Insects
Furious
+5% Damage per Onslaught stack, +9 max stacks
1 Fury
+5% Damage per Onslaught stack, +9 max stacks
Ghoul Slayer's
[Armor] -15% Damage From Ghouls
[Weapon] +50% Damage to Ghouls
[Weapon] +50% Damage to Ghouls
1 RadShield
[Armor] -15% Damage From Ghouls
[Weapon] +50% Damage to Ghouls
[Weapon] +50% Damage to Ghouls
Gourmand's
Damage Increases up to 24% as you Fill Your Hunger and Thirst Meters. Currently +24%
1 Vegetarian Ham
Damage Increases up to 24% as you Fill Your Hunger and Thirst Meters. Currently +24%
Hunter's
[Armor] -15% Damage From Animals
[Weapon] +50% Damage to Animals
[Weapon] +50% Damage to Animals
1 Yao Guai Hide
[Armor] -15% Damage From Animals
[Weapon] +50% Damage to Animals
[Weapon] +50% Damage to Animals
Instigating
+100% Damage Against Targets with Full Health
5 Whiskey
+100% Damage Against Targets with Full Health
Juggernaut's
Damage Increases up to +25% as Health Increases. Currently <+MAG>%
5 Buffout
Damage Increases up to +25% as Health Increases. Currently <+MAG>%
Junkie's
Damage Increases per Addiction up to +50% Currently <+MAG>%
5 Mentats
Damage Increases per Addiction up to +50% Currently <+MAG>%
Life Saving
When Incapacitated, Gain a 50% Chance to Revive Yourself with a Stimpak, Once Every 60 seconds
5 Stimpak
When Incapacitated, Gain a 50% Chance to Revive Yourself with a Stimpak, Once Every 60 seconds
Medic's
Attacks will Heal Friendly Targets by 5% Health
1 Bobblehead: Medicine
Attacks will Heal Friendly Targets by 5% Health
Mutant Slayer's
[Armor] -15% Damage From Super Mutants
[Weapon] +50% Damage to Super Mutants
[Weapon] +50% Damage to Super Mutants
1 Super Mutant Head
[Armor] -15% Damage From Super Mutants
[Weapon] +50% Damage to Super Mutants
[Weapon] +50% Damage to Super Mutants
Mutant's
[Armor] +10 Damage Resistance and Energy Resistance While Mutated
[Weapon] Damage Increases up to 25% as you gain Mutations. Currently <+MAG>%
[Weapon] Damage Increases up to 25% as you gain Mutations. Currently <+MAG>%
10 Asbestos
[Armor] +10 Damage Resistance and Energy Resistance While Mutated
[Weapon] Damage Increases up to 25% as you gain Mutations. Currently <+MAG>%
[Weapon] Damage Increases up to 25% as you gain Mutations. Currently <+MAG>%
Nocturnal
[Armor] +40 Damage Resistance and Energy Resistance at Night
[Weapon] +50% Damage at Night
[Weapon] +50% Damage at Night
10 Nuclear Material
[Armor] +40 Damage Resistance and Energy Resistance at Night
[Weapon] +50% Damage at Night
[Weapon] +50% Damage at Night
Overeater's
Increases Damage Reduction up to 6% as you Fill Your Hunger and Thirst Meters. Currently <+MAG>%
1 Perfect Bubblegum
Increases Damage Reduction up to 6% as you Fill Your Hunger and Thirst Meters. Currently <+MAG>%
Quad
+300% Ammo Capacity
1 Fusion Core
+300% Ammo Capacity
Regenerating
+0.5% Heal Rate
1 Healing Factor Serum
+0.5% Heal Rate
Stalker's
If Not In Combat, +100% V.A.T.S. Accuracy at +50% Action Points Cost
1 Calmex
If Not In Combat, +100% V.A.T.S. Accuracy at +50% Action Points Cost
Suppressor's
Reduce Your Target's Damage Output by 25% for 5 seconds
1 Grounded Serum
Reduce Your Target's Damage Output by 25% for 5 seconds
Troubleshooter's
[Armor] -15% Damage From Robots
[Weapon] +50% Damage to Robots
[Weapon] +50% Damage to Robots
10 Circuitry
[Armor] -15% Damage From Robots
[Weapon] +50% Damage to Robots
[Weapon] +50% Damage to Robots
Two Shot
+1 Projectiles +25% Damage -150% Hip-Fire Accuracy +100% Recoil
20 Lead
+1 Projectiles +25% Damage -150% Hip-Fire Accuracy +100% Recoil
Unyielding
Gain up to +3 to All S.P.E.C.I.A.L. Stats (except END) when Health is Low. Currently <+MAG>
5 X-Cell
Gain up to +3 to All S.P.E.C.I.A.L. Stats (except END) when Health is Low. Currently <+MAG>
Vampire's
Restore 2% Health over 2 seconds when you Hit a Target
10 Bloodpacks
Restore 2% Health over 2 seconds when you Hit a Target
Vanguard's
Grants up to +35 Energy Resistance and Damage Resistance, the higher Your Health. Currently <+MAG>
5 Blood Pack
Grants up to +35 Energy Resistance and Damage Resistance, the higher Your Health. Currently <+MAG>
Weightless
-90% Weight
1 Bird Bones Serum
-90% Weight
Zealot's
[Armor] -15% Damage From Scorched
[Weapon] +50% Damage to Scorched
[Weapon] +50% Damage to Scorched
10 Ultracite
[Armor] -15% Damage From Scorched
[Weapon] +50% Damage to Scorched
[Weapon] +50% Damage to Scorched
2nd Star
Crafting Cost: 30 Legendary Modules per Mod plus Material from the list
Agility
+2 Agility
1 Bobblehead: Agility
+2 Agility
Antiseptic
+25% Reduced Disease Chance From Environmental Hazards
10 Disease Cure
+25% Reduced Disease Chance From Environmental Hazards
Basher's
+50% Bash Damage
25 Concrete
+50% Bash Damage
Charisma
+2 Charisma
1 Bobblehead: Charisma
+2 Charisma
Crippling
+50% Limb Damage
5 Black Titanium
+50% Limb Damage
Endurance
+2 Endurance
1 Bobblehead: Endurance
+2 Endurance
Explosive
Projectiles explode for +20% weapon damage
1 Bobblehead: Explosive
Projectiles explode for +20% weapon damage
Fireproof
+25 Fire Resistance
10 Floater Flamer Puc Sac
+25 Fire Resistance
Glutton
Hunger and Thirst Grow 10% Slower
1 Perfect Bubblegum
Hunger and Thirst Grow 10% Slower
Hardy
Receive 7% Less Explosion Damage
1 Bobblehead: Explosive
Receive 7% Less Explosion Damage
HazMat
+25 Radiation Resistance
10 Rad-x
+25 Radiation Resistance
Heavy Hitter's
+40% Power Attack Damage
25 Concrete
+40% Power Attack Damage
Hitman's
+25% Damage While Aiming
10 Fiber Optics
+25% Damage While Aiming
Inertial
Replenish 15 Action Points with Each Kill
10 Canned Coffee
Replenish 15 Action Points with Each Kill
Intelligence
+2 Intelligence
1 Bobblehead: Intelligence
+2 Intelligence
Last Shot
The last round in a magazine has a 25% chance to Deal +100% Damage
15 Gunpowder
The last round in a magazine has a 25% chance to Deal +100% Damage
Luck
+2 Luck
1 Bobblehead: Luck
+2 Luck
Perception
+2 Perception
1 Bobblehead: Perception
+2 Perception
Poisoner's
+25 Poison Resistance
10 Floater Gnasher Puc Sac
+25 Poison Resistance
Powered
+5% Action Point Regen
10 Canned Coffee
+5% Action Point Regen
Rapid
[Ranged] +25% Weapon Speed
[Melee] +40% Weapon Speed
[Melee] +40% Weapon Speed
1 Speed Demon Serum
[Ranged] +25% Weapon Speed
[Melee] +40% Weapon Speed
[Melee] +40% Weapon Speed
Riposting
+50% Melee Damage Reflection While Blocking
25 Glass
+50% Melee Damage Reflection While Blocking
Steady
+25% Melee Damage While Not Moving
3 Orange Mentats
+25% Melee Damage While Not Moving
Strength
+2 Strength
1 Bobblehead: Strength
+2 Strength
V.A.T.S. Enhanced
+50% Chance to Hit a Target in V.A.T.S.
3 Berry Mentats
+50% Chance to Hit a Target in V.A.T.S.
Vital
+50% Critical Damage
1 Eagle Eyes Serum
+50% Critical Damage
Warming
+25 Cryo Resistance
10 Floater Freezer Pus Sac
+25 Cryo Resistance
3rd Star
Crafting Cost: 60 Legendary Modules per Mod plus Material from the list
Acrobat's
-50% Fall Damage
1 Marsupial Serum
-50% Fall Damage
Adamantium
Receive 15% less Limb Damage
1 Twisted Muscles Serum
Receive 15% less Limb Damage
Agility
+3 Agility
1 Bobblehead: Agility
+3 Agility
Arms Keeper's
Weapon Weights Reduced by 20%
1 Bobblehead: Small Guns
Weapon Weights Reduced by 20%
Belted
Ammo Weight Reduced by 20%
25 Lead
Ammo Weight Reduced by 20%
Burning
5% chance to deal 12 Fire damage per second for 3 to Melee Attackers.
15 Floater Flamer Pus Sac
5% chance to deal 12 Fire damage per second for 3 to Melee Attackers.
Cavalier's
[Armor] -5% Damage Taken While Sprinting
[Weapon Melee] -15% Damage Taken While Blocking
[Weapon Melee] -15% Damage Taken While Blocking
10 Oil
[Armor] -5% Damage Taken While Sprinting
[Weapon Melee] -15% Damage Taken While Blocking
[Weapon Melee] -15% Damage Taken While Blocking
Charisma
+3 Charisma
1 Bobblehead: Charisma
+3 Charisma
Defender's
[Armor] -15% Damage Taken While Blocking
[Weapon Melee] -40% Damage Taken While Power Attacking
[Weapon Melee] -40% Damage Taken While Power Attacking
25 Steel
[Armor] -15% Damage Taken While Blocking
[Weapon Melee] -40% Damage Taken While Power Attacking
[Weapon Melee] -40% Damage Taken While Power Attacking
Dissipating
+0.25% Radiation Damage Recovery
10 RadAway
+0.25% Radiation Damage Recovery
Diver's
Breathe Underwater
15 Plastic
Breathe Underwater
Doctor's
+5% Effectiveness of Stimpaks, RadAway, and Rad-X
1 Stimpak: Super
+5% Effectiveness of Stimpaks, RadAway, and Rad-X
Durability
Breaks 50% slower
1 Bobblehead: Repair
Breaks 50% slower
Electrified
5% chance to deal 12 Energy damage per second for 3 to Melee Attackers.
1 Electrically Charged Serum
5% chance to deal 12 Energy damage per second for 3 to Melee Attackers.
Endurance
+3 Endurance
1 Bobblehead: Endurance
+3 Endurance
Frozen
5% chance to deal 12 Cryo damage per second for 4 to Melee Attackers.
15 Floater Freezer Pus Sac
5% chance to deal 12 Cryo damage per second for 4 to Melee Attackers.
Ghost's
10% Chance to cause the Player to be Invisible for 2 seconds when Hitting a Target
1 Stealth Boy
10% Chance to cause the Player to be Invisible for 2 seconds when Hitting a Target
Intelligence
+3 Intelligence
1 Bobblehead: Intelligence
+3 Intelligence
Lightweight
-90% weight
10 Cork
-90% weight
Luck
+3 Luck
1 Bobblehead: Luck
+3 Luck
Lucky
+15 Bonus V.A.T.S. Critical Charge
1 Bobblehead: Luck
+15 Bonus V.A.T.S. Critical Charge
Nimble
+100% Faster Movement Speed While Aiming
25 Springs
+100% Faster Movement Speed While Aiming
Pack Rat's
Junk Item Weights Reduced by 20%
1 Marsupial Serum
Junk Item Weights Reduced by 20%
Perception
+3 Perception
1 Bobblehead: Perception
+3 Perception
Resilient
+250 Damage Resistance While Reloading
5 Med-X
+250 Damage Resistance While Reloading
Safecracker's
+1 Lockpicking Skill +1 Hacking Skill
1 Bobblehead: Lock Picking
+1 Lockpicking Skill +1 Hacking Skill
Secret Agent's
+25% Less Noise While Sneaking +25% Reduce Detection Chance
1 Bobblehead: Sneak
+25% Less Noise While Sneaking +25% Reduce Detection Chance
Sentinel's
-5% Damage Taken While Not Moving
1 Scaly Skin Serum
-5% Damage Taken While Not Moving
Steadfast
+50 Damage Resistance While Aiming
5 Ballistic Fiber
+50 Damage Resistance While Aiming
Strength
+3 Strength
1 Bobblehead: Strength
+3 Strength
Swift
+15% Reload Speed
1 Speed Demon Serum
+15% Reload Speed
Thru-hiker's
Food, Drink, and Chem Weights Reduced by 20%
10 Purified Water
Food, Drink, and Chem Weights Reduced by 20%
Toxic
5% chance to deal 12 Poison damage per second for 7 to Melee Attackers.
15 Floater Gnasher Pus Sac
5% chance to deal 12 Poison damage per second for 7 to Melee Attackers.
V.A.T.S. Optimized
-25% Action Point Cost
10 Sugar
-25% Action Point Cost
4th Star
Crafting costs: 120 legendary modules per mod plus ingredients from the list.
Aegis
Fortifies Physical & Energy Resists by +50 and Poison, Cryo & Fire Resists by +20 for Wearer & Teammates Within a 50ft Radius
5 Circuitry
Fortifies Physical & Energy Resists by +50 and Poison, Cryo & Fire Resists by +20 for Wearer & Teammates Within a 50ft Radius
Battle-Loader's
15% Chance to Instantly Reload When Bashing Enemies (up to 75% Chance on Full Stack)
1 Talons Serum
15% Chance to Instantly Reload When Bashing Enemies (up to 75% Chance on Full Stack)
Bruiser's
Melee Weapons Deal +5% Bonus Damage (up to +25% on Full Stack)
1 Bufftats
Melee Weapons Deal +5% Bonus Damage (up to +25% on Full Stack)
Bully's
When Attacking Outside of V.A.T.S., Deal +50% Bonus Weak-Point Damage
1 Buffout
When Attacking Outside of V.A.T.S., Deal +50% Bonus Weak-Point Damage
Choo-Choo's
10% Chance for 500 Damage & "Bloody Mess" When Sprinting Into Targets (up to 50% Chance on Full Stack)
15 Cannonballs
10% Chance for 500 Damage & "Bloody Mess" When Sprinting Into Targets (up to 50% Chance on Full Stack)
Combo-Breaker's
When Dealing Damage, 50% Chance to Not Use AP (10% Chance for Auto Melee Weapons)
1 Day Tripper
When Dealing Damage, 50% Chance to Not Use AP (10% Chance for Auto Melee Weapons)
Conductor's
Critical Hits Restore 5% of Health & Action Points for Player & Teammates Within a 50ft Radius
5 Pure Crimson Flux
Critical Hits Restore 5% of Health & Action Points for Player & Teammates Within a 50ft Radius
Electrician's
When Reloading, Emit a Shock Wave That Stuns Nearby Targets for 3s
1 Bobblehead: Energy Weapons
When Reloading, Emit a Shock Wave That Stuns Nearby Targets for 3s
Encircler's
+10% Damage For Each Combat Target Around You (up to +50%)
1 Overdrive
+10% Damage For Each Combat Target Around You (up to +50%)
Fencer's
+12.5% Melee Damage. Additional +12.5% for Each Nearby Teammate (up to +50% on Full Team)
1 Bobblehead: Melee
+12.5% Melee Damage. Additional +12.5% for Each Nearby Teammate (up to +50% on Full Team)
Fracturer's
When Crippling Limbs, They Explode and Deal up to 50 Explosion Damage to Nearby Targets
25 Gunpowder
When Crippling Limbs, They Explode and Deal up to 50 Explosion Damage to Nearby Targets
Icemen's
Applies Cryo On Hit That Slow Targets When Dealing Damage in V.A.T.S.
5 Pure Fluorescent Flux
Applies Cryo On Hit That Slow Targets When Dealing Damage in V.A.T.S.
Limit-Breaking
Each Worn Armor Piece Reduces the Cost of Critical Hits by -10% (up to -50% on Full Stack)
5 Pure Violet Flux
Each Worn Armor Piece Reduces the Cost of Critical Hits by -10% (up to -50% on Full Stack)
Miasma's
When Hit, a Poisonous DoT Cloud Harms Nearby Targets for 10s (DoT DMG Increases Per Equipped Piece)
1 Plague Walker Serum
When Hit, a Poisonous DoT Cloud Harms Nearby Targets for 10s (DoT DMG Increases Per Equipped Piece)
Pin-Pointer's
+50% Damage When Targeting Enemy Appendages (i.e. Arms, Legs)
1 Formula P
+50% Damage When Targeting Enemy Appendages (i.e. Arms, Legs)
Polished
The Greater the Equipped Item Condition (+100%), the Greater the Weapon Damage (up to +60%)
1 Improved Repair Kit
The Greater the Equipped Item Condition (+100%), the Greater the Weapon Damage (up to +60%)
Pounder's
+10% Damage per Onslaught stack, +10 max stacks
1 Fury
+10% Damage per Onslaught stack, +10 max stacks
Propelling
Movement & Sprint Speed Increased by +5% (up to +25% on Full Stack)
15 Vault Steel Scrap
Movement & Sprint Speed Increased by +5% (up to +25% on Full Stack)
Pyromaniac's
When a Combat Target is Burning, Deal +50% Bonus Damage
15 Asbestos
When a Combat Target is Burning, Deal +50% Bonus Damage
Radioactive-Powered
Gain +2 AP Regeneration at the Cost of RADS (up to +10 AP on Full Stack)
5 Pure Cobalt Flux
Gain +2 AP Regeneration at the Cost of RADS (up to +10 AP on Full Stack)
Ranger's
Ranged Weapons Deal +5% Bonus Damage (up to +25% on Full Stack)
1 Psychobuff
Ranged Weapons Deal +5% Bonus Damage (up to +25% on Full Stack)
Reflective
Return 10% of Damage Received from an Enemy Target Back Towards Them (up to 50% on Full Stack)
1 Bobblehead: Science
Return 10% of Damage Received from an Enemy Target Back Towards Them (up to 50% on Full Stack)
Rejuvenator's
Gradually Restores Wearer's & Teammates Health & Action Points Within A 50ft Radius
5 Stimpak Diffuser
Gradually Restores Wearer's & Teammates Health & Action Points Within A 50ft Radius
Runner's
Sprinting Action Point Cost Reduced by -20% (up to -100% on Full Stack)
10 Purified Water
Sprinting Action Point Cost Reduced by -20% (up to -100% on Full Stack)
Sawbones's
Health Regenerates Slowly (+1 Health per second) (up to +5 Health per second on Full Stack)
1 Healing Factor Serum
Health Regenerates Slowly (+1 Health per second) (up to +5 Health per second on Full Stack)
Scanner's
Action Point Cost of V.A.T.S. Attacks Reduced by -5% (up to -25% on Full Stack)
1 X-Cell
Action Point Cost of V.A.T.S. Attacks Reduced by -5% (up to -25% on Full Stack)
Stabilizer's
Improves Weapon Recoil & Stability by 50%
25 Rubber
Improves Weapon Recoil & Stability by 50%
Stalwart's
Power Armor Breaks 5% Slower For Owner & All Teammates Within A 50ft Radius (up to 25% Slower on Full Stack)
1 Bobblehead: Leader
Power Armor Breaks 5% Slower For Owner & All Teammates Within A 50ft Radius (up to 25% Slower on Full Stack)
Tanky's
+200 Damage Resist for 10s When Standing Still (20s Cooldown) (up to +1000 on Full Stack)
5 Ballistic Fiber
+200 Damage Resist for 10s When Standing Still (20s Cooldown) (up to +1000 on Full Stack)
Viper's
When a Combat Target is Poisoned, Deal +50% Bonus Damage
15 Acid
When a Combat Target is Poisoned, Deal +50% Bonus Damage
Comments: