Magazines and Batteries
Magazines and Batteries is a type of Weapon Perk. The first actual perk. Again either two or three offers, all to do with the ammo or magazine type of the gun. Examples include: High-Caliber Rounds, Armor-Piercing Rounds, Ricochet Rounds, Tactical Mag, Phase Magazine, etc. These perks generally change several traits at once, and can go so far as the change the entire archetype of the weapon. Comparable to the ammo and magazine perks from Destiny 1, like Appended Mag, Feather Mag, etc. You can usually choose between an ammo and magazine perk.