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 |
|---|---|---|---|
| Electrodominance | XRR | Instant | Electrodominance deals X damage to any target. You may cast a spell with mana value X or less from your hand without paying its mana cost. |
| Ugin's Insight | 3UU | Sorcery | Scry X, where X is the highest mana value among permanents you control, then draw three cards. |
| Enigmatic Incarnation | 2GU | Enchantment | At the beginning of your end step, you may sacrifice another enchantment. If you do, search your library for a creature card with mana value equal to 1 plus the sacrificed enchantment's mana value, put that card onto the battlefield, then shuffle. |
| Rathi Assassin | 2BB | Creature — Phyrexian Zombie Mercenary Assassin | {1}{B}{B}, {T}: Destroy target tapped nonblack creature. {3}, {T}: Search your library for a Mercenary permanent card with mana value 3 or less, put it onto the battlefield, then shuffle. 2/2 |
| Bygone Bishop | 2W | Creature — Spirit Cleric | Flying Whenever you cast a creature spell with mana value 3 or less, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") 2/3 |
| Blue Sun's Twilight | XUU | Sorcery | Gain control of target creature with mana value X or less. If X is 5 or more, create a token that's a copy of that creature. |
| Emrakul's Influence | 2GG | Enchantment | Whenever you cast an Eldrazi creature spell with mana value 7 or greater, draw two cards. |
| Sanguine Praetor | 6BB | Creature — Avatar Praetor | {B}, Sacrifice a creature: Destroy each creature with the same mana value as the sacrificed creature. 7/5 |
| Sunbird's Invocation | 5R | Enchantment | Whenever you cast a spell from your hand, reveal the top X cards of your library, where X is that spell's mana value. You may cast a spell with mana value X or less from among cards revealed this way without paying its mana cost. Put the rest on the bottom of your library in a random order. |
| Custodi Soulcaller | 1WW | Creature — Human Cleric | Melee (Whenever this creature attacks, it gets +1/+1 until end of turn for each opponent you attacked this combat.) Whenever Custodi Soulcaller attacks, return target creature card with mana value X or less from your graveyard to the battlefield, where X is the number of players you attacked this combat. 1/2 |