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 |
|---|---|---|---|
| Jhoira, Ageless Innovator | UR | Legendary Creature — Human Artificer | {T}: Put two ingenuity counters on Jhoira, Ageless Innovator, then you may put an artifact card with mana value X or less from your hand onto the battlefield, where X is the number of ingenuity counters on Jhoira. 2/3 |
| Bubbling Muck | B | Sorcery | Until end of turn, whenever a player taps a Swamp for mana, that player adds an additional {B}. |
| Bolas's Citadel | 3BBB | Legendary Artifact | You may look at the top card of your library any time. You may play lands and cast spells from the top of your library. If you cast a spell this way, pay life equal to its mana value rather than pay its mana cost. {T}, Sacrifice ten nonland permanents: Each opponent loses 10 life. |
| Boromir, Warden of the Tower | 2W | Legendary Creature — Human Soldier | Vigilance Whenever an opponent casts a spell, if no mana was spent to cast it, counter that spell. Sacrifice Boromir, Warden of the Tower: Creatures you control gain indestructible until end of turn. The Ring tempts you. 3/3 |
| Pyrostatic Pillar | 1R | Enchantment | Whenever a player casts a spell with mana value 3 or less, Pyrostatic Pillar deals 2 damage to that player. |
| Celestine, the Living Saint | 4W | Legendary Creature — Human Warrior | Flying, lifelink Healing Tears — At the beginning of your end step, return target creature card with mana value X or less from your graveyard to the battlefield, where X is the amount of life you gained this turn. 3/4 |
| High Tide | U | Instant | Until end of turn, whenever a player taps an Island for mana, that player adds an additional {U}. |
| Monstrous Onslaught | 3GG | Sorcery | Monstrous Onslaught deals X damage divided as you choose among any number of target creatures, where X is the greatest power among creatures you control as you cast this spell. |
| Weird Angel Flame | Stickers | {TK}{TK} — Heroic — Whenever you cast a spell that targets this permanent, put two +1/+1 counters on it. {TK}{TK}{TK} — Protection from even mana values {TK}{TK} — 2/3 {TK}{TK}{TK}{TK}{TK} — 7/8 | |
| Cactus Preserve | Land — Desert | Cactus Preserve enters the battlefield tapped. {T}: Add one mana of any type that a land you control could produce. {3}: Until end of turn, Cactus Preserve becomes an X/X green Plant creature with reach, where X is the greatest mana value among your commanders. It's still a land. |