Dissidia Sonic Buster is a ground physical Bravery attack for Tidus, learned by default. It requires 30 CP to equip (15 when mastered), 140 AP to master, has Melee Low priority, and induces Wall Rush. It is a mid-ranked charging tackle that deals more damage the closer Tidus is to his opponent.
Dissidia012 Sonic Buster is a Bravery attack for Tidus, requiring 110 AP to master and charges through the opponent twice before slamming them into the ground.
buster" means a person who breaks up something, e.g. crime busters, or something big or unusual for its kind. It derives from the verb "bust".The word "