Autumnal Gloom // Ancient of the Equinox (#194)

[
  {
    "name": "Autumnal Gloom",
    "type": "front",
    "rules": [
      "{B}: Mill a card.",
      "Delirium — At the beginning of your end step, if there are four or more card types among cards in your graveyard, transform this enchantment."
    ],
    "types": [
      "Enchantment"
    ],
    "colors": [
      "G"
    ],
    "subtypes": [],
    "mana_cost": "{2}{G}",
    "mana_value": 3,
    "supertypes": [],
    "color_identity": [
      "B",
      "G"
    ]
  },
  {
    "name": "Ancient of the Equinox",
    "type": "back",
    "power": "4",
    "rules": [
      "Trample, hexproof"
    ],
    "types": [
      "Creature"
    ],
    "colors": [
      "G"
    ],
    "subtypes": [
      "Treefolk"
    ],
    "toughness": "4",
    "mana_value": 0,
    "supertypes": [],
    "flavor_text": "\"When the leaves fall and the nights grow cold, look elsewhere for firewood.\"\n—Ola of Lambholt",
    "color_identity": [
      "B",
      "G"
    ],
    "color_indicator": [
      "G"
    ]
  }
]