Alhammarret, High Arbiter [Magic Origins]Set: Magic Origins Type: Legendary Creature Sphinx Rarity: Rare Cost: {5}{U}{U} Flying As Alhammarret, High Arbiter enters the battlefield, each opponent reveals their hand. You choose the name of a nonland card revealed this way. Your opponents can't cast spells with the chosen name (as long as this creature is on the battlefield).

Set: Sun & Moon: Black Star Promos Type: Stadium Rarity: Black Star Promo

eat three twigs of marshroot to ward off kelpies

"Seeing a pack of these monsters hunt together

Set: Alliances Type: Sorcery Rarity: Rare Cost: {2}{B}{B} An opponent chooses one —

Set: Southern Islands Type: Psychic Rarity: Promo

Set: Duel Decks: Phyrexia vs

{2}: Task Mage Assembly deals 1 damage to target creature

and you can turn a gift for one into a gift for many

Set: HeartGold & SoulSilver: Base Set Type: Colorless Rarity: Uncommon Retreat cost: Colorless

I'd prefer the former

Set: Kaladesh Promos Type: Sorcery Rarity: Rare Cost: {4}{U}{U} Choose one or both —

create X 1/1 red Elemental creature tokens that are tapped and attacking