Press [action-skill] to draw a second gun and go nuts!
While Gunzerking you instantly regain 50% of your Maximum Health, gain Damage Reduction against enemy attacks, and constantly regenerate health and ammo.
Does not regenerate rockets.

Increases your Magazine Size with all weapon types.
Also increases your Ammo Carrying Capacity with all ammo types.

Taking damage from enemies increases your Movement Speed and Reload Speed for a few seconds.

Increases Weapon Swap Speed and Critical Hit Damage with all gun types.

Your shots have a chance to not consume ammo.
The lower your health and shields, the greater the chance of free ammo.

Increases your Maximum Health and gives you a small amount of Health Regeneration.

Reloading your gun gives you a Fire Rate bonus for a short time.

Increases Reload Speed and Melee Damage.

Increases the Gunzerking Duration.

Kill Skill

Killing an enemy reduces all damage you take for a few seconds.

Increases Damage and Reload Speed with Pistols.

Swapping Weapons causes your next shot fired to deal Bonus Damage.

Reduces the duration of enemy Elemental Status Effects on you.

Killing an enemy Instantly Reloads all of the guns that you have equipped that are not currently in your hands.
Swapping guns after Auto-Loader has reloaded a gun triggers Locked and Loaded.

Increases your Fire Rate with all gun types while your Shields are depleted.

While Gunzerking, you Regenerate Health.
The lower your current health, the more powerful your Regeneration.

When Gunzerking with two weapons of the same type, you deal Bonus Damage.
When Gunzerking with two different guns, you gain Bonus Accuracy.

The last round fired from your magazine gains massive Bonus Damage.
Guns with small magazine sizes receive a smaller bonus.
This skill works with all weapon types.

Reduces Recoil with both guns while Gunzerking.
Additionally each shot that hits an enemy has a chance to improve your Accuracy with both guns.

Melee Override

Press [melee] to throw all your weight into a punch, causing massive damage and knocking back the enemy.

‍Fistful of Hurt also has a cooldown.
While Fistful of Hurt is on cooldown, [melee] will perform a regular melee attack.

Increases the Cooldown Rate of your Gunzerking ability.

Kill Skill

Killing an enemy causes every shot fired to have a chance to add ammunition into the magazine instead of expending ammunition.

Killing an enemy while Gunzerking increases the amount of time you can Gunzerk.

Increases your Movement Speed while Gunzerking.

You can Gunzerk while in Fight for Your Life.

Throwing a grenade while Gunzerking causes you to throw 2 grenades.
The 2nd grenade does not cost ammo.

Kill Skill

Killing an enemy increases Fire Rate and Critical Hit Damage with Guns for a short time.

Increases the Damage you deal with all gun types.
The lower your health, the greater the damage bonus.

Taking damage gives you Health Regeneration for 5 seconds.
This effect does not stack multiple times.

Shooting an enemy decreases Cooldown on Gunzerking.
This effect can only occur once every 3 seconds.

While Gunzerking is in the process of cooling down you gain bonus Gun Damage, Melee Damage, and Grenade Damage.

While Gunzerking, the longer you hold down the trigger the faster your guns fire and the faster you reload.

When you kill an enemy you gain a bonus to Gun Damage equal to the amount of excess damage you dealt to the enemy you just killed.

Action Skill Augment

While Gunzerking press [action-skill] to taunt your enemies and instantly gain Full Health.
Taunted enemies are more likely to attack you, but for the next few seconds you gain massive damage reduction.