Sylvan Library [Fourth Edition] Hour of Devastation if that spell's mana cost

if that spell's mana cost is {3}{U}{U}

Set: Battlebond Prerelease Promos Type: Legendary Creature — Homunculus Rarity: Rare Cost: {4}{U} Partner with Okaun

Taking control of powerful court positions one by one

Set: Beta Edition Type: Enchantment Rarity: Rare Cost: {2}{R} Whenever a player taps a land for mana

Sylvan Library [Fourth Edition] Hour of Devastation if that spell's mana costSet: Fourth Edition Type: Enchantment Rarity: Rare Cost: {1}{G} At the beginning of your draw step, you may draw two additional cards. If you do, choose two cards in your hand drawn this turn. For each of those cards, pay 4 life or put the card on top of your library.