Irvine’s Limit Break is probably the easiest of the Limit Breaks to explain. Select which ammo you want to use and press Button as many times as you can within the time limit. A list of the different ammo available is listed below alone with the effects each of them cause.

Make use of Ifrit’s ability Ammo-RF to refine items into ammo for Irvine’s Limit Break. You can also use Quezacotl’s Card Mod ability to modify cards into ammo.

In order to obtain more Pulse Ammo you will need to track down Energy Crystal. Click on the link for more information on where to find these.

Ammo	Shot Type	Effect
Normal Ammo	Normal Shot	Regular Damage to one enemy.
Shotgun Ammo	Scattered Shot	Regular damage to all enemies.
Dark Ammo	Dark Shot	Regular damage to one opponent (causes Blind).
Fire Ammo	Fire Shot	Fire damage to all enemies.
Demolition Ammo	Canister Shot	Regular damage to one enemy.
Normal Ammo	Quick Shot	Regular damage to one enemy (faster than Normal Shot).
AP Ammo	Armor Shot	Regular damage to one enemy (ignores Defense).
Pulse Ammo	Hyper Shot	Regular damage to one enemy (most powerful).