Borderlands 2
Skill Tree Calculator

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

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

Increases Damage and Reload Speed with Pistols.

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

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

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.

The last round fired from your magazine gains massive Bonus Damage.
The full bonus is granted with 12 or more Magazine Size, but decreases with lower magazine size.

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

Duration: 7s

You can Gunzerk while in Fight for Your Life.

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

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.

Every 0.5s you have the chance to not consume any ammo for 0.5s.

The lower your health and shields, the greater the chance of free ammo.
A depleted shield will also grant the full chance.

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

Increases Reload Speed and Melee Damage.

Increases the Gunzerking Duration.

Increases your Action Skill Cooldown Rate.

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

Recoil: -80%
Better Accuracy Chance: 30%

Killing an enemy activates 5 Shots or 6 for a short time.
While 5 Shots or 6 is active, every 0.25s you have a chance to reduce your shot cost by 2 for 0.25s.
If the Shot Cost is reduced below 0, then shots add ammunition to the magazine instead.

Duration: 7s

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

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

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

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

Fire Rate: up to +88%
‍Reload Speed: up to +25%

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

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

Reduces the duration of enemy Elemental Status Effects on you.

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

Duration: 7s

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

Press [melee] to throw a punch, dealing increased 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.

Damage: +300%
Cooldown: 15s

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

Increases your Movement Speed while Gunzerking.

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.

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.