Dominaria United

Stall for Time | Instant | | Kicker {1}{U} (You may pay an additional {1}{U} as you cast this spell.) Tap up to two target creatures. If this spell was kicked, put a stun counter on each of those creatures. (If a permanent with a stun counter on it would become untapped, remove one from it instead.) Draw a card. | Ryan Alexander Lee

Tolarian Geyser | Sorcery | | Kicker {W} (You may pay an additional {W} as you cast this spell.) Return target creature to its owner's hand. Draw a card. If this spell was kicked, you gain 3 life. | Olivier Bernard

Zur, Eternal Schemer | Legendary Creature | Human Wizard | Flying Enchantment creatures you control have deathtouch, lifelink, and hexproof. {1}{W}: Target non-Aura enchantment you control becomes a creature in addition to its other types and has base power and base toughness each equal to its mana value. | Jesper Ejsing

Shanna, Purifying Blade | Legendary Creature | Human Warrior | Lifelink At the beginning of your end step, you may pay {X}. If you do, draw X cards. X can't be greater than the amount of life you gained this turn. | Magali Villeneuve