Air Slide (エアスライド Ea Suraido), translated as Quick Run in Kingdom Hearts II, is an ability that appears in Kingdom Hearts II, Kingdom Hearts II Final Mix, Kingdom Hearts 358/2 Days, Kingdom Hearts Birth by Sleep, and Kingdom Hearts Re:coded. The ability is useful as an evasive technique and as a faster mode of transportation.
Mechanics
In Kingdom Hearts II and Kingdom Hearts II Final Mix, it is a Growth Ability learned and upgraded by leveling up Wisdom Form. Quick Run allows you to perform an aerial dash at ground level while you are running, and leveling it up increases the distance covered. The ability is activated by pressing 
while tilting the left analog stick. Each version of "Quick Run" requires 2 AP to equip.
In Kingdom Hearts 358/2 Days it is an ability panel that can be upgraded from Air Slide LV1 to Air Slide LV2, Air Slide LV3, Air Slide LV4, and Air Slide LV5 by linking Air Slide LV+ Ⓛ (エアアップⓁ Ea Appu Ⓛ, lit. "Air Up Ⓛ") panels. Air Slide allows you to perform an aerial dash while in midair, and leveling it up increases the number of times you can dash before touching the ground. It is activated by pressing 
while in midair.
In Kingdom Hearts Birth by Sleep, the ability is activated by pressing while in midair.
In Kingdom Hearts Re:coded, it appears as a Bonus Booster which must be linked to a CPU using chips in the Stat Matrix. It is activated by pressing while in midair.
Learning Air Slide
Kingdom Hearts II and Kingdom Hearts II Final Mix
- Wisdom Form has Quick Run LV1 as a default ability.
- Sora learns Quick Run LV1 after leveling Wisdom Form to level 3.
- Wisdom Form learns Quick Run LV2 at level 3.
- Sora learns Quick Run LV2 after leveling Wisdom Form to level 5.
- Wisdom Form learns Quick Run LV3 at level 5.
- Sora learns Quick Run LV3 after leveling Wisdom Form to level 7.
- Wisdom Form learns Quick Run MAX at level 7.
Kingdom Hearts 358/2 Days
Air Slide ② is a clear bonus for Mission 23.- Air Slide ⑤ is in a chest at the Hedge Maze Entrance in Mission 65.
Air Slide LV+ Ⓛ can be purchased for 1200 Heart Points once Roxas is promoted to Master rank, can be purchased for 6000 Heart Points once Roxas is promoted to Legend rank, is in a chest at the Entrance Hall in Mission 38, and is in a chest at the Hedge Maze Entrance in Mission 67.
Panels which link to Air Slide
Air Rush Ⓛ (エアアタックⓁ Ea Atakku Ⓛ, lit. "Air Attack Ⓛ"): Allows you to knock enemies aside when you perform an Air Slide.
Kingdom Hearts Birth by Sleep
- Terra learns Air Slide after defeating the Unversed after meeting Snow White in the Flower Glade.
- Ventus learns Air Slide after defeating the Jellyshades with Hercules in Olympus Coliseum.
- Aqua learns Air Slide after defeating the Glidewinders in the Ship Exterior.
Kingdom Hearts Re:coded
- Data-Sora learns and levels up Air Slide by linking the CPU to the respective Bonus Boosters in the third, sixth and seventh sections of the Stat Matrix.
Recipes
Kingdom Hearts 358/2 Days
The Air Rush Ⓛ can be synthesized for 4500 munny once Roxas is promoted to Novice rank.
Melded Commands
Kingdom Hearts Birth by Sleep
Air Slide is used to meld Ice Slide.