Crocodile

{
  "data": {
    "id": "crd_01m66w6fh9kqf1epzsxe88xvcd",
    "number": "ST03-001",
    "category": "leader",
    "colors": ["blue"],
    "cost": null,
    "life": 5,
    "power": 5000,
    "counter": null,
    "attributes": ["special"],
    "block_icon": "1",
    "localizations": {
      "en": {
        "name": "Crocodile",
        "types": ["The Seven Warlords of the Sea", "Baroque Works"],
        "effect": "[Activate: Main] [Once Per Turn] DON!! −4 (You may return the specified number of DON!! cards from your field to your DON!! deck.): Return up to 1 Character with a cost of 5 or less to the owner's hand.",
        "trigger": null
      }
    }
  }
}