Gonti's Aether Heart

{
  "_id": "6a38904417cee80698969621",
  "oracle_id": "69428825-3c40-486d-b051-14e97a598ce6",
  "name": "Gonti's Aether Heart",
  "image_uris": {
    "small": "https://cards.scryfall.io/small/front/9/e/9e4fc5ed-e90d-4965-985a-ed126a713506.jpg?1717950932",
    "normal": "https://cards.scryfall.io/normal/front/9/e/9e4fc5ed-e90d-4965-985a-ed126a713506.jpg?1717950932",
    "large": "https://cards.scryfall.io/large/front/9/e/9e4fc5ed-e90d-4965-985a-ed126a713506.jpg?1717950932",
    "png": "https://cards.scryfall.io/png/front/9/e/9e4fc5ed-e90d-4965-985a-ed126a713506.png?1717950932",
    "art_crop": "https://cards.scryfall.io/art_crop/front/9/e/9e4fc5ed-e90d-4965-985a-ed126a713506.jpg?1717950932",
    "border_crop": "https://cards.scryfall.io/border_crop/front/9/e/9e4fc5ed-e90d-4965-985a-ed126a713506.jpg?1717950932"
  },
  "mana_cost": "{6}",
  "cmc": 6,
  "type_line": "Legendary Artifact",
  "oracle_text": "Whenever Gonti's Aether Heart or another artifact you control enters, you get {E}{E} (two energy counters).\nPay eight {E}, Exile Gonti's Aether Heart: Take an extra turn after this one.",
  "colors": [],
  "keywords": [],
  "legalities": {
    "standard": "not_legal",
    "future": "not_legal",
    "historic": "not_legal",
    "timeless": "not_legal",
    "gladiator": "not_legal",
    "pioneer": "legal",
    "modern": "legal",
    "legacy": "legal",
    "pauper": "not_legal",
    "vintage": "legal",
    "penny": "legal",
    "commander": "legal",
    "oathbreaker": "legal",
    "standardbrawl": "not_legal",
    "brawl": "not_legal",
    "alchemy": "not_legal",
    "paupercommander": "not_legal",
    "duel": "legal",
    "oldschool": "not_legal",
    "premodern": "not_legal",
    "predh": "not_legal",
    "tlr": "not_legal"
  },
  "foil": true,
  "nonfoil": true,
  "oversized": false,
  "set": "aer",
  "set_name": "Aether Revolt",
  "set_type": "expansion",
  "collector_number": "152",
  "rarity": "mythic",
  "artist": "Vincent Proce",
  "prices": {
    "usd": "0.80",
    "usd_foil": "6.47",
    "usd_etched": null,
    "eur": "0.97",
    "eur_foil": "5.46",
    "tix": "0.02"
  }
}