Ensnared by the Mara [Doctor Who] Odyssey Promos "The beholder told me I

"The beholder told me I had a good eye for details

and capture every last one of the original 151

Set: Collectors' Edition Type: Creature — Zombie Rarity: Rare Cost: {1}{B}{B} Other Zombie creatures have swampwalk

If you gain control of a creature this way

Set: Tempest Type: Instant Rarity: Rare Cost: {2}{U} Draw four cards

Ensnared by the Mara [Doctor Who] Odyssey Promos "The beholder told me ISet: Doctor Who Type: Sorcery Rarity: Rare Cost: {2}{R}{R} Each opponent faces a villainous choice They exile cards from the top of their library until they exile a nonland card, then you may cast that card without paying its mana cost, or that player exiles the top four cards of their library and Ensnared by the Mara deals damage equal to the total mana value of those exiled cards to that player.