Mavren Fein, Dusk Apostle (24) [Promo Pack: Core Set 2020] Dinosaur/Effect Monster then if you control "Exosister

then if you control "Exosister Irene"

You can return the monster destroyed with this effect to the top of its ownerâ

Rarity: R #: 206 Card Type: Artifact Description: You may cast nonland cards as though they had flash

Numsgil did in Blog

Rarity: M #: 18 Card Type: Planeswalker — Jace Description: [+2]: Look at the top card of target player's library

Mavren Fein, Dusk Apostle (24) [Promo Pack: Core Set 2020] Dinosaur/Effect Monster then if you control "ExosisterRarity: R #: 24 Card Type: Legendary Creature Vampire Cleric P T: 2 2 Description: Whenever one or more nontoken Vampires you control attack, create a 1 1 white Vampire creature token with lifelink. Flavor: In the rapture of his Blood Fast, he destroyed the navigator's tools and steered the ship to shore by faith alone.