M:tG card similarity search
B · Instant
As an additional cost to cast this spell, sacrifice a creature. Add an amount of {B} equal to the sacrificed creature's mana value.
| Name | Mana | Type | Text |
|---|---|---|---|
| Yahenni's Expertise | 2BB | Sorcery | All creatures get -3/-3 until end of turn. You may cast a spell with mana value 3 or less from your hand without paying its mana cost. |
| Geist-Fueled Scarecrow | 4 | Artifact Creature — Scarecrow | Creature spells you cast cost {1} more to cast. 4/4 |
| Conduit of Ruin | 6 | Creature — Eldrazi | When you cast this spell, you may search your library for a colorless creature card with mana value 7 or greater, reveal it, then shuffle and put that card on top. The first creature spell you cast each turn costs {2} less to cast. 5/5 |
| The Conundrum of Bowls | 2UU | Enchantment — Saga | (As this Saga enters and after your draw step add a lore counter. Sacrifice after III.) I — Seek a card with mana value less than the number of cards in your hand. II — Seek a card with mana value greater than the number of cards in your hand. III — Count the number of cards in your hand. You may cast a spell with mana value equal to that number from your hand without paying its mana cost. |
| Devour in Flames | 2R | Sorcery | As an additional cost to cast this spell, return a land you control to its owner's hand. Devour in Flames deals 5 damage to target creature or planeswalker. |
| Call Forth the Tempest | 5RRR | Sorcery | Cascade, cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order. Then do it again.) Call Forth the Tempest deals damage to each creature your opponents control equal to the total mana value of other spells you've cast this turn. |
| Yuan-Ti Scaleshield | 2G | Instant | Permanents you control gain hexproof and indestructible until end of turn. Seek a creature card if an opponent has cast a spell with mana value 3 or less this turn. |
| The Face of Boe | 1URW | Legendary Creature — Alien Advisor | {T}: You may cast a spell with suspend from your hand. If you do, pay its suspend cost rather than its mana cost. Activate only as a sorcery. 0/4 |
| Alabaster Leech | W | Creature — Leech | White spells you cast cost {W} more to cast. 1/3 |
| Derelor | 3B | Creature — Thrull | Black spells you cast cost {B} more to cast. 4/4 |