Infernity Doom Dragon [TSHD-EN042] Ultra Rare BT7-087_PR when an opponent's DARK monster

when an opponent's DARK monster activates its effect: You can detach 1 Xyz Material from this card

Set: American God Cards Card type: Normal Monster Rarity: Secret Rare Attack: 4000 Defense: 4000 The descent of this mighty creature shall be heralded by burning winds and twisted land

This card is not destroyed as a result of battle or by the effects of Spell or Trap Cards

Set: Sun & Moon: Celestial Storm Type: Water Rarity: Ultra Rare Retreat cost: Colorless

Infernity Doom Dragon [TSHD-EN042] Ultra Rare BT7-087_PR when an opponent's DARK monsterSet: The Shining Darkness Card type: Synchro Effect Monster Rarity: Ultra Rare Attack: 3000 Defense: 2400 1 DARK Tuner + 1 or more non Tuner monsters Once per turn, if you have no cards in your hand, you can select 1 monster your opponent controls. Destroy that monster and inflict damage to your opponent equal to half its ATK. This card cannot attack during the same turn you activate this effect.