Ezuri, Stalker of Spheres [Phyrexia: All Will Be One Prerelease Promos] Mystic Assassin Then discard two cards unless

Then discard two cards unless you discard an instant or sorcery card or a creature card with flying

Set: Invasion Type: Instant Rarity: Common Cost: {R} Kicker {2} (You may pay an additional {2} as you cast this spell

Set: Game Night: Free-for-All Type: Instant Rarity: Uncommon Cost: {3}{U} Reveal the top five cards of your library

I think it's lovely

Dimir Doppelganger becomes a copy of that card

Ezuri, Stalker of Spheres [Phyrexia: All Will Be One Prerelease Promos] Mystic Assassin Then discard two cards unlessSet: Phyrexia: All Will Be One Prerelease Promos Type: Legendary Creature Phyrexian Elf Warrior Rarity: Rare Cost: {2}{G}{U} When Ezuri, Stalker of Spheres enters the battlefield, you may pay {3}. If you do, proliferate twice. Whenever you proliferate, draw a card. "Ah, my old friends. Have you decided at last to stop clinging to the past and join me in the grand pursuit of perfection?