Burst

Burst, also known as Surge, is a recurring spell in Final Fantasy series.

Final Fantasy XI
Burst is a Lightning-elemental Black Magic spell available only to a Black Mage at or after level 56. When cast, Burst inflicts instantaneous Lightning-elemental damage and reduces the target's resistance to Earth magic. As one of the Ancient Magic spells, it has one of the highest casting times and MP costs of the game. It has a cast time of 18.5 seconds, and may be recast every 44 seconds for 352 MP.

Lightning Returns: Final Fantasy XIII
{{Q|Deals lightning-based damage to all enemies. The less HP Lightning has, the more powerful the attack becomes. Surge, known as Burst in the Japanese version, is the tier four lightning-attribute spell that deals damage to all enemies and is more powerful the less HP Lightning has. It is found in Luxerion Cathedral's Altar of Atonement trial.

Final Fantasy XIV
Burst is a Lightning-elemental Black Mage spell obtained by completing the Black Mage quest line. It has a very high cooldown timer, but deals high damage that can be increased by using it in a combo after Thundara, making it deal more damage based on the user's current HP. Black Mages usually use it after depleting their MP and using conversion to maximize damage.

Dissidia Final Fantasy
Burst also appears as a form of Shantotto's Spirit Magic: Lightning. Cast when Shantotto has 6,000 or more Bravery, it summons a large lightning bolt to strike enemies.

Dissidia 012 Final Fantasy
Shantotto now casts Burst with Spirit Magic: Thunder with 4,000+ Bravery.

Final Fantasy Airborne Brigade
Shantotto uses Burst in Final Fantasy Brigade.