M:tG card similarity search
B · Instant
As an additional cost to cast this spell, sacrifice a creature. Add X mana in any combination of {B} and/or {R}, where X is the sacrificed creature's mana value.
| Name | Mana | Type | Text |
|---|---|---|---|
| Necrologia | 3BB | Instant | Cast this spell only during your end step. As an additional cost to cast this spell, pay X life. Draw X cards. |
| Morkrut Behemoth | 4B | Creature — Zombie Giant | As an additional cost to cast this spell, sacrifice a creature or pay {1}{B}. Menace (This creature can't be blocked except by two or more creatures.) 7/6 |
| Devastating Summons | R | Sorcery | As an additional cost to cast this spell, sacrifice X lands. Create two X/X red Elemental creature tokens. |
| Reckoner's Bargain | 1B | Instant | As an additional cost to cast this spell, sacrifice an artifact or creature. You gain life equal to the sacrificed permanent's mana value. Draw two cards. |
| Reshape | XUU | Sorcery | As an additional cost to cast this spell, sacrifice an artifact. Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle. |
| Ritual of the Machine | 2BB | Sorcery | As an additional cost to cast this spell, sacrifice a creature. Gain control of target nonartifact, nonblack creature. |
| Harvest Pyre | 1R | Instant | As an additional cost to cast this spell, exile X cards from your graveyard. Harvest Pyre deals X damage to target creature. |
| Aether Tide | XU | Sorcery | As an additional cost to cast this spell, discard X creature cards. Return X target creatures to their owners' hands. |
| Skeletal Scrying | XB | Instant | As an additional cost to cast this spell, exile X cards from your graveyard. You draw X cards and you lose X life. |
| Demon of Catastrophes | 2BB | Creature — Demon | As an additional cost to cast this spell, sacrifice a creature. Flying, trample 6/6 |