Ho-oh (52) (Pokemon Center NY Promo) [Wizards of the Coast: Black Star Promos] Dx2 you may sacrifice a Merfolk

you may sacrifice a Merfolk

Set: Planechase Anthology Type: Creature — Human Ninja Rarity: Rare Cost: {2}{U}{U} Ninjutsu {1}{U} ({1}{U}

Set: War of the Spark Promos Type: Legendary Planeswalker — Kaya Rarity: Uncommon Cost: {3}{W/B}{W/B}{W/B} Your opponents and permanents your opponents control with hexproof can be the targets of spells and abilities you control as though they didn't have hexproof

Set: Foreign Black Border Type: Artifact Rarity: Rare Cost: {4} Nevinyrral's Disk enters the battlefield tapped

If you answer the question incorrectly

Ho-oh (52) (Pokemon Center NY Promo) [Wizards of the Coast: Black Star Promos] Dx2 you may sacrifice a MerfolkSet: Wizards of the Coast: Black Star Promos Type: Fire Rarity: Promo Retreat cost: Colorless,Colorless