M:tG card similarity search
1BR · Enchantment
At the beginning of your upkeep, exile the top card of your library. During your turn, if an opponent lost life this turn, you may play lands and cast spells from among cards exiled with Theater of Horrors. {3}{R}: Theater of Horrors deals 1 damage to target opponent or planeswalker.
| Name | Mana | Type | Text |
|---|---|---|---|
| Thada Adel, Acquisitor | 1UU | Legendary Creature — Merfolk Rogue | Islandwalk (This creature can't be blocked as long as defending player controls an Island.) Whenever Thada Adel, Acquisitor deals combat damage to a player, search that player's library for an artifact card and exile it. Then that player shuffles. Until end of turn, you may play that card. 2/2 |
| Thought Prison | 5 | Artifact | Imprint — When Thought Prison enters the battlefield, you may have target player reveal their hand. If you do, choose a nonland card from it and exile that card. Whenever a player casts a spell that shares a color or mana value with the exiled card, Thought Prison deals 2 damage to that player. |
| Cunning Strike | 3UR | Instant | Cunning Strike deals 2 damage to target creature and 2 damage to target player or planeswalker. Draw a card. |
| Augur of Autumn | 1GG | Creature — Human Druid | You may look at the top card of your library any time. You may play lands from the top of your library. Coven — As long as you control three or more creatures with different powers, you may cast creature spells from the top of your library. 2/3 |
| Eye Spy | U | Sorcery | Look at the top card of target player's library. You may put that card into their graveyard. |
| Asmodeus the Archfiend | 4BB | Legendary Creature — Devil God | Binding Contract — If you would draw a card, exile the top card of your library face down instead. {B}{B}{B}: Draw seven cards. {B}: Return all cards exiled with Asmodeus the Archfiend to their owner's hand and you lose that much life. 6/6 |
| Soul Summons | 1W | Sorcery | Manifest the top card of your library. (Put it onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.) |
| Ob Nixilis, Captive Kingpin | 2BR | Legendary Creature — Demon | Flying, trample Whenever one or more opponents each lose exactly 1 life, put a +1/+1 counter on Ob Nixilis, Captive Kingpin. Exile the top card of your library. Until your next end step, you may play that card. 4/3 |
| Coalborn Entity | 4R | Creature — Elemental | {2}{R}: Coalborn Entity deals 1 damage to target creature token, player, or planeswalker. 4/4 |
| Processor Assault | 1R | Sorcery | Devoid (This card has no color.) As an additional cost to cast this spell, put a card an opponent owns from exile into that player's graveyard. Processor Assault deals 5 damage to target creature. |