Mulldrifter [Commander 2018] 148 You can only use each

You can only use each effect of "Dragunity Knight - Romulus" once per turn

Set: Legendary Collection 3: Yugi's World Card type: Normal Spell Rarity: Ultra Rare Attack: 0 Defense: 0 Draw 1 card

Set: Amonkhet Prerelease Promos Type: Enchantment Rarity: Rare Cost: {2}{G}{U} At the beginning of your precombat main phase

You can only use the effect of "Condemned Maiden" once per Duel

Your opponent can negate this effect by revealing 1 Spell Card in their hand

Mulldrifter [Commander 2018] 148 You can only use eachSet: Commander 2018 Type: Creature Elemental Rarity: Uncommon Cost: {4}{U} Flying When Mulldrifter enters the battlefield, draw two cards. Evoke {2}{U} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)