M:tG card similarity search
4BB · Creature — Nightmare
Mutate {4}{B} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Flying Whenever this creature mutates, exile the top card of each opponent's library face down. You may look at and play those cards for as long as they remain exiled. 5/5
| Name | Mana | Type | Text |
|---|---|---|---|
| Soaring Thought-Thief | UB | Creature — Human Rogue | Flash Flying As long as an opponent has eight or more cards in their graveyard, Rogues you control get +1/+0. Whenever one or more Rogues you control attack, each opponent mills two cards. 1/3 |
| Mistway Spy | U | Creature — Merfolk Detective | Flying Disguise {1}{U} (You may cast this card face down for {3} as a 2/2 creature with ward {2}. Turn it face up any time for its disguise cost.) When Mistway Spy is turned face up, until end of turn, whenever a creature you control deals combat damage to a player, investigate. 1/1 |
| Sauron, the Dark Lord | 3UBR | Legendary Creature — Avatar Horror | Ward—Sacrifice a legendary artifact or legendary creature. Whenever an opponent casts a spell, amass Orcs 1. Whenever an Army you control deals combat damage to a player, the Ring tempts you. Whenever the Ring tempts you, you may discard your hand. If you do, draw four cards. 7/6 |
| Kumena's Speaker | G | Creature — Merfolk Shaman | Kumena's Speaker gets +1/+1 as long as you control another Merfolk or an Island. 1/1 |
| Jack-o'-Lantern | 1 | Artifact | {1}, {T}, Sacrifice Jack-o'-Lantern: Exile up to one target card from a graveyard. Draw a card. {1}, Exile Jack-o'-Lantern from your graveyard: Add one mana of any color. |
| Set Adrift | 5U | Sorcery | Delve (Each card you exile from your graveyard while casting this spell pays for {1}.) Put target nonland permanent on top of its owner's library. |
| Geth's Grimoire | 4 | Artifact | Whenever an opponent discards a card, you may draw a card. |
| Accident-Prone Apprentice | 1R | Creature — Otter Wizard | Whenever you cast a noncreature spell, Accident-Prone Apprentice perpetually gets +1/+1. This ability also triggers if Accident-Prone Apprentice is in exile. 1/1 |
| River Song's Diary | 3 | Artifact | Imprint — Whenever a player casts an instant or sorcery spell from their hand, exile it instead of putting it into a graveyard as it resolves. At the beginning of your upkeep, if there are four or more cards exiled with River Song's Diary, choose one of them at random. You may cast it without paying its mana cost. |
| Flamekin Harbinger | R | Creature — Elemental Shaman | When Flamekin Harbinger enters the battlefield, you may search your library for an Elemental card, reveal it, then shuffle and put that card on top. 1/1 |