Archfiend of Despair [Battlebond] Black Star Promo 1 face-up monster your opponent

1 face-up monster your opponent controls loses 1000 ATK

{T}: Put a mire counter on target non-Swamp land

you can Normal Summon it to have it be treated as an Effect Monster with this effect: • When this card destroys an opponent's monster by battle and sends it to the Graveyard

Select 1 monster on your opponent''s side of the field and equip it to this card (this effect can only be used once per turn and you can only equip 1 monster at a time to this card)

Set: Alternate Art Promos Type: Item Rarity: Promo

Archfiend of Despair [Battlebond] Black Star Promo 1 face-up monster your opponentSet: Battlebond Type: Creature Demon Rarity: Mythic Cost: {6}{B}{B} Flying Your opponents can't gain life. At the beginning of each end step, each opponent loses life equal to the life that player lost this turn. (Damage causes loss of life.)