Sonic Boom

Sonic Boom (ソニックブーム) is a recurring ability, both used by enemies and party members. It is usually Gravity-elemental in nature, reducing a target's or targets' HP by a certain percentage.

Final Fantasy V
Sonic Boom is an ability exclusive to the Gaia command. It reduces an enemy's HP by 1/4 of its total HP, and can be used in plains, towers, the Void, Castle Exdeath, Pyramid of Moore, Interdimensional Rift, Ship Graveyard, and Library of the Ancients.

Final Fantasy VI
Sonic Boom is an ability in Mog's Dance command, and is usable after learning Earth Blues; Gau can also use Sonic Boom by raging a Satellite. It reduces one enemy's HP by 37.5% of its max HP, inflicts Seizure and is unblockable, but fails on targets immune to instant death. An enemy attack with a similar graphic, Shamshir, halves the target's HP.

Final Fantasy X
Sonic Boom is an enemy ability used by Garuda and Zu. It inflicts major non-elemental damage to the entire party.

Final Fantasy X-2
Sonic Boom is an enemy ability used by Shantak. It inflicts only moderate non-elemental damage to the party.

Final Fantasy XI
Sonic Boom is an enemy ability used by Bat Trios. It reduces attack rating of any players in range,

Final Fantasy Tactics Advance
Sonic Boom is an ability of the Hunter class, which is learned from Cranequin for 200 AP. It inflicts non-elemental damage to all enemies in range.

Final Fantasy Tactics A2: Grimoire of the Rift
Sonic Boom is once again an ability of the Hunter class, learned for 200 AP from the Cranequin.

Final Fantasy Mystic Quest
Sonic Boom is an enemy ability that deals non-elemental damage and inflicts Confusion, it has an attack power of 50. Used by Chimera, Fangpire, and Vampire.