Sonic Wings is a Rank 2 command ability for Valefor, which inflicts inflicts minor to moderate non-elemental damage to one enemy and delays its turn. If its Agility stat is high enough, and it is facing a particularly slow enemy, the ability can be cast repeatedly, potentially without the opponent ever getting a turn.
Sonic Wings is an aerial physical Bravery Attack learned by Yuna (level 12). It has Melee Low priority, and requires 80 AP to master and 30 CP to equip (15 when mastered). It provides the ability Chase normally, but grants Wall Rush when used in conjunction with Bahamut's EX Mode attack. It also appears as part of Yuna's EX Burst.