Sonic Impact

Sonic Impact (ソニックスライド) is a technique that appears in Kingdom Hearts Birth by Sleep and Kingdom Hearts 3D: Dream Drop Distance. It allows the user to perform a charging attack while sliding that sends enemies flying.

Mechanics
In Kingdom Hearts Birth by Sleep, Sonic Impact is a exclusive to Terra that is executed by pressing  while using Slide or Air Slide. It has a maximum level of 4 and fills the Command Gauge by 20% each time it hits an enemy.

In Kingdom Hearts 3D: Dream Drop Distance, Sonic Impact is a exclusive to Riku that is executed by pressing  while using a Dodge Roll-type command or Air Slide. It grants +10 to maximum HP and +2 to Defense when attached to a Dream Eater recipe.

Kingdom Hearts Birth by Sleep

 * Terra obtains Sonic Impact after winning the first ten rounds of the.

Kingdom Hearts 3D: Dream Drop Distance

 * Riku can obtain Sonic Impact from a chest at the Windmill.
 * Sora and Riku can purchase Sonic Impact from the Command Shop for 300 munny, 240 munny during Bargain Flurry, after reaching Shop Level 5.

Other appearances

 * Terra-Xehanort, as an extension of Terra, can use a darkness-infused version of Sonic Impact.
 * No Heart can also use a variation of Sonic Impact in his battle.