Bio Barrage

Bio Barrage (バイオバラージュ) is a technique in Kingdom Hearts Birth by Sleep. The attack consists of launching waves of poison blobs at the targets.

Mechanics
In Kingdom Hearts Birth by Sleep, Bio Barrage is a Shotlock. After the initial volley, the player can perform extra attacks by pressing at a precise time to fire additional blobs. The more accurate you are with your button press, the more blobs will be fired.

Kingdom Hearts Birth by Sleep

 * Terra, Ventus, and Aqua can create Bio Barrage through Command Melding.
 * Terra, Ventus, and Aqua can purchase Bio Barrage at the Mirage Arena for 2500 medals at Arena Level 15.

Kingdom Hearts Birth by Sleep
Bio Barrage is a Shotlock Command that can be melded through five different recipes.
 * The first recipe can be melded by Terra and Ventus, and has a 20% chance of transforming from Poison Block.
 * Poison (LV3) + Block (LV1)
 * The second recipe can be melded by Terra and Ventus, and has a 20% chance of transforming from Poison Block.
 * Poison Edge (LV3) + Block (LV1)
 * The third recipe can be melded by Terra, Ventus, and Aqua, and has a 5% chance of transforming from Poison Edge.
 * Quick Blitz (LV2) + Poison (LV2)
 * The fourth recipe can be melded by Terra, Ventus, and Aqua, and has a 5% chance of transforming from Poison Edge.
 * Sliding Dash (LV2) + Poison (LV2)
 * The fifth recipe can be melded by Terra, Ventus, and Aqua, and has a 5% chance of transforming from Poison Edge.
 * Strike Raid (LV2) + Poison (LV2)

Origin
Bio is a reoccurring Black Magic spell used in the Final Fantasy series, often used to inflict the Poison status on enemies.