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 |
|---|---|---|---|
| Pack Rat | 1B | Creature — Rat | Pack Rat's power and toughness are each equal to the number of Rats you control. {2}{B}, Discard a card: Create a token that's a copy of Pack Rat. */* |
| Battery Bearer | 2GU | Creature — Human Artificer | Creatures you control have "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell." Whenever you cast an artifact spell with mana value 6 or greater, draw a card. 3/4 |
| Priest of Forgotten Gods | 1B | Creature — Human Cleric | {T}, Sacrifice two other creatures: Any number of target players each lose 2 life and sacrifice a creature. You add {B}{B} and draw a card. 1/2 |
| Kindle the Carnage | 1RR | Sorcery | Discard a card at random. If you do, Kindle the Carnage deals damage equal to that card's mana value to each creature. You may repeat this process any number of times. |
| Sudden Insight | 4UU | Instant | Draw a card for each different mana value among nonland cards in your graveyard. |
| Moderation | 1WU | Enchantment | You can't cast more than one spell each turn. Whenever you cast a spell, draw a card. |
| Traverse Eternity | 2UU | Sorcery | Draw cards equal to the highest mana value among historic permanents you control. (Artifacts, legendaries, and Sagas are historic.) |
| Barbarian Outcast | 1R | Creature — Human Barbarian Beast | When you control no Swamps, sacrifice Barbarian Outcast. 2/2 |
| Brisela, Voice of Nightmares | Legendary Creature — Eldrazi Angel | Flying, first strike, vigilance, lifelink Your opponents can't cast spells with mana value 3 or less. 9/10 | |
| Crypt Lurker | 3B | Creature — Horror | When Crypt Lurker enters the battlefield, you may sacrifice a creature or discard a creature card. If you do, draw a card. 3/4 |