After landing on the sand, get a good jump off of it then spark diagonally up all the way out of the water.

Entrance condition:

{
  "comeInNormally": {},
  "comesThroughToilet": "no"
}

Requires:

"Morph"
"canPlayInSand"
{
  "useFlashSuit": {}
}
{
  "shinespark": {
    "frames": 19,
    "excessFrames": 7
  }
}