Double Impact

Double Impact (ダブルスライド) is a technique that appears in Kingdom Hearts 3D: Dream Drop Distance. It allows the user to perform a second charging attack after using Sonic Impact which sends enemies flying.

Mechanics
In Kingdom Hearts 3D: Dream Drop Distance, Double Impact is an that is triggered by and pressing  immediately after using Sonic Imapct.

Kingdom Hearts 3D: Dream Drop Distance

 * Sora learns Double Impact after retrieving the Sound Idea.