Splash Island

Splash Island is a Gummi Mission available in Kingdom Hearts II. Upon completion the first time through, it unlocks Atlantica for regular gameplay.

First Run
Upon completing Splash Island for the first time, Sora will get an Auto-Counter.

Kingdom Hearts II: Final Mix
The EX S mission requirements are:


 * Mission 1: Gummi ship must have the ability Formation Change.
 * Mission 2: Gummi ship must be a pre-made Invincible ship.
 * Mission 3: Gummi ship cannot have any weapons, but teeny ships may.