At max level the Zapper Class Mod grants the following 2 stat bonuses:
Electrocution Damage: +37%
Electrocute Chance: +37%
Borderlands 2 Class Mods can boost up to 6 different skills by 4, 5 or 6 Points. A Class Mod's Bonus Point distribution depends on its rarity, level and parts.
Here are the optimal distributions for each rarity at level 50 and above:
Legendary: (4/4/4/4/4) or (5/5/5/5/5)
The Skills an Armor comes with depend on the 2 Classes Powers and their order. Select the Main and Secondary Class to see the Armor's Prefix and which skills it can have.
Base Game - World Drop
Borderlands 2 World Drops are items that drop from any suitable Loot Source in addition to their dedicated sources.
There are 67 unique items in the World Drop pool, so for farming 1 of the 6 class mods it's best to seek out its dedicated Loot Source.
If you still want to test your luck, you should equip a Vault Hunter's Relic to indirectly increase your chance of a World Drop Legendary.
Suitable Loot Sources:
The Vault Hunter's Relic Rare Relic is mailed to each existing or created character.
As long as the player has purchased any content that contains the Mechromancer Pack.
The Mechromancer Pack is included in:
- Deluxe Vault Hunter's Edition
- Ultimate Loot Chest Edition
- Game of the Year Edition
Loot Luck Formula
P = Dedicated Loot Pool Chance
L = Loot Luck
⚙️ Recipe for mentioned chances