.45 ACP

.45 Automatic Colt Pistol, also known as .45 ACP in the game, is a Ammunition in surviv.io added in the "" update. The ammo class appears in Desert Maps, three times in squads mode, once in solo mode. It also appears in the Halloween update, and woods update, where you can get a peacemaker, and the Rotato Potato update, where a random .45 ACP gun can spawn in the weapon inventory upon kill or shooting a potato obstacle. The guns and ammo can still be found in the code of the game.

The Peacemaker pistol and the Model 94 lever-action rifle were introduced in the first desert-based event, named "". The second event, named "", added the M1911 and M1A1, as well as a Vector variant that uses .45 ACP ammo.

Trivia

 * Not all weapons that use this ammo actually use .45 ACP, though this is excused for sake of simplicity.
 * The M1911, M1A1 and Vector all use .45 ACP.
 * The Peacemaker and Model 94 all use .45 Colt.
 * This is the first and only limited-time ammunition type.
 * This is the only ammo with the special attribute set to true, yet it's also having it's sub-type set to "standard".