M:tG card similarity search
1R · Instant
The owner of target artifact or creature with mana value 1 or greater shuffles it into their library. Then that player discovers X, where X is its mana value. (They exile cards from the top of their library until they exile a nonland card with that mana value or less. They cast it without paying its mana cost or put it into their hand. They put the rest on the bottom in a random order.)
| Name | Mana | Type | Text |
|---|---|---|---|
| Lay Down Arms | W | Sorcery | Exile target creature with mana value less than or equal to the number of Plains you control. Its controller gains 3 life. |
| The Fifteenth Doctor | 2UR | Legendary Creature — Time Lord Doctor | When The Fifteenth Doctor enters the battlefield or attacks, mill three cards. You may put an artifact card with mana value 2 or 3 from among them into your hand. The first nonartifact spell you cast each turn has improvise. (Your artifacts can help cast that spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) 3/3 |
| Death's Oasis | WBG | Enchantment | Whenever a nontoken creature you control dies, mill two cards. Then return a creature card with lesser mana value than the creature that died from your graveyard to your hand. {1}, Sacrifice Death's Oasis: You gain life equal to the highest mana value among creatures you control. |
| Rending Vines | 1GG | Instant — Arcane | Destroy target artifact or enchantment if its mana value is less than or equal to the number of cards in your hand. Draw a card. |
| Pool of Vigorous Growth | 1G | Artifact | {X}, {T}, Discard a card: Create a token that's a copy of a random creature card with mana value X. Activate only as a sorcery. |
| Renegade Rallier | 1GW | Creature — Human Warrior | Revolt — When Renegade Rallier enters the battlefield, if a permanent you controlled left the battlefield this turn, return target permanent card with mana value 2 or less from your graveyard to the battlefield. 3/2 |
| Crumble | G | Instant | Destroy target artifact. It can't be regenerated. That artifact's controller gains life equal to its mana value. |
| Glint Raker | 3U | Creature — Drake | Flying Glint Raker gets +X/+0, where X is the highest mana value among artifacts you control. Whenever Glint Raker deals combat damage to a player, you may reveal that many cards from the top of your library. Put an artifact card revealed this way into your hand and the rest into your graveyard. 1/3 |
| Imp's Mischief | 1B | Instant | Change the target of target spell with a single target. You lose life equal to that spell's mana value. |
| Torrent of Fire | 3RR | Sorcery | Torrent of Fire deals damage to any target equal to the highest mana value among permanents you control. |