Houndoom (SWSH090) (Staff Prerelease Promo) [Sword & Shield: Black Star Promos]Set: Sword & Shield: Black Star Promos Type: Darkness Rarity: Promo Retreat cost: 2

Set: XY: BREAKpoint Type: Grass Rarity: Promo Retreat cost: Colorless

Set: Soul of the Duelist Card type: Continuous Spell Rarity: Ultimate Rare Only once during each player's End Phase

this card gains 1000 ATK during its next attack

Set: Foreign Black Border Type: Artifact Rarity: Rare Cost: {4} {4}

Set: Black & White: Legendary Treasures Type: Fire Rarity: Common Retreat cost: Colorless

add 1 "Invocation" or "The Book of the Law" from your Deck to your hand

and twisted by rage

Set: HeartGold & SoulSilver: Black Star Promos Type: Fighting Rarity: Black Star Promo Retreat cost: Colorless

Set: Ugin's Fate Type: Legendary Planeswalker — Ugin Rarity: Mythic Cost: {8} +2: Ugin

create a 1/1 blue and black Faerie Rogue creature token with flying

If you Special Summon this card successfully in this way

Set: Rivals of Ixalan Promos Type: Creature — Merfolk Shaman Rarity: Rare Cost: {3}{G} Whenever World Shaper attacks