Bladeblitz

Bladeblitz, also known as Slash-All or Blitz, is a recurring ability in the series. It allows the user to attack all enemies simultaneously, though the damage is much weaker than if the user were to attack one enemy.

Final Fantasy V
Bladeblitz is the last ability learned from the Gladiator class, exclusive to the Advance remake, and requires 450 ABP to master. It allows the user to attack all enemies physically.

Final Fantasy VII
Slash-All is the initial ability of the Slash-All materia, which can be found in the Ancient Forest.

Final Fantasy XIII
Blitz is a Commando ability that physically attacks multiple enemies. All party members can learn it except Vanille. It is also named 'Area Blast' in the Japanese version.