Sidequest: Hunt the Mark // Yiazmat, Ultimate Mark (#119)

[
  {
    "name": "Sidequest: Hunt the Mark",
    "type": "front",
    "rules": [
      "When this enchantment enters, destroy up to one target creature.",
      "At the beginning of your end step, if a creature died under an opponent's control this turn, create a Treasure token. Then if you control three or more Treasures, transform this enchantment."
    ],
    "types": [
      "Enchantment"
    ],
    "colors": [
      "B"
    ],
    "subtypes": [],
    "mana_cost": "{3}{B}{B}",
    "mana_value": 5,
    "supertypes": [],
    "color_identity": [
      "B"
    ]
  },
  {
    "name": "Yiazmat, Ultimate Mark",
    "type": "back",
    "power": "5",
    "rules": [
      "{1}{B}, Sacrifice another creature or artifact: Yiazmat gains indestructible until end of turn. Tap it."
    ],
    "types": [
      "Creature"
    ],
    "colors": [
      "B"
    ],
    "subtypes": [
      "Dragon"
    ],
    "toughness": "6",
    "mana_value": 0,
    "supertypes": [
      "Legendary"
    ],
    "flavor_text": "Legend says it is an Anima, guardian to a sacred blade. Though most sacred amongst its kind, its great power drove it to madness, and in the end, it became a threat to its own creator.",
    "color_identity": [
      "B"
    ],
    "color_indicator": [
      "B"
    ]
  }
]