M:tG card similarity search
1U · Artifact — Clue
As Ominous Lockbox enters the battlefield, secretly choose a number between 1 and 20. When an opponent casts a spell with mana value equal to the chosen number, sacrifice Ominous Lockbox. If you do, copy that spell, and you may choose new targets for the copy. {2}, Sacrifice Ominous Lockbox: Draw a card.
| Name | Mana | Type | Text |
|---|---|---|---|
| Duelist of the Mind | 1U | Creature — Human Advisor | Flying, vigilance Duelist of the Mind's power is equal to the number of cards you've drawn this turn. Whenever you commit a crime, you may draw a card. If you do, discard a card. This ability triggers only once each turn. */3 |
| Extract Brain | XUB | Sorcery | Target opponent chooses X cards from their hand. Look at those cards. You may cast a spell from among them without paying its mana cost. |
| Kentaro, the Smiling Cat | 1W | Legendary Creature — Human Samurai | Bushido 1 (Whenever this creature blocks or becomes blocked, it gets +1/+1 until end of turn.) You may pay {X} rather than pay the mana cost for Samurai spells you cast, where X is that spell's mana value. 2/1 |
| Wurm's Tooth | 2 | Artifact | Whenever a player casts a green spell, you may gain 1 life. |
| Lithophage | 3RR | Creature — Insect | At the beginning of your upkeep, sacrifice Lithophage unless you sacrifice a Mountain. 7/7 |
| Prime Speaker Vannifar | 2GU | Legendary Creature — Elf Ooze Wizard | {T}, Sacrifice another creature: Search your library for a creature card with mana value equal to 1 plus the sacrificed creature's mana value, put that card onto the battlefield, then shuffle. Activate only as a sorcery. 2/4 |
| Benthic Criminologists | 4U | Creature — Merfolk Wizard | Whenever Benthic Criminologists enters the battlefield or attacks, you may sacrifice an artifact. If you do, draw a card. 4/5 |
| Mirrorhall Mimic | 3U | Creature — Spirit | You may have Mirrorhall Mimic enter the battlefield as a copy of any creature on the battlefield, except it's a Spirit in addition to its other types. Disturb {3}{U}{U} (You may cast this card from your graveyard transformed for its disturb cost.) 0/0 |
| Momentous Fall | 2GG | Instant | As an additional cost to cast this spell, sacrifice a creature. You draw cards equal to the sacrificed creature's power, then you gain life equal to its toughness. |
| Pyre of Heroes | 2 | Artifact | {2}, {T}, Sacrifice a creature: Search your library for a creature card that shares a creature type with the sacrificed creature and has mana value equal to 1 plus that creature's mana value. Put that card onto the battlefield, then shuffle. Activate only as a sorcery. |