M:tG card similarity search
B · Instant
As an additional cost to cast this spell, sacrifice a creature. Add {B}{B}{B}{B}.
| Name | Mana | Type | Text |
|---|---|---|---|
| Roiling Vortex | 1R | Enchantment | At the beginning of each player's upkeep, Roiling Vortex deals 1 damage to them. Whenever a player casts a spell, if no mana was spent to cast that spell, Roiling Vortex deals 5 damage to that player. {R}: Your opponents can't gain life this turn. |
| Refreshing Elixir | Artifact | At the beginning of the Horde's precombat main phase, reveal an additional card from the top of the Horde's library. The Horde casts that card. Hero's Reward — When Refreshing Elixir is put into a graveyard from anywhere, each player gains 5 life. | |
| Biophagus | 1G | Creature — Human Tyranid Wizard | Genomic Enhancement — {T}: Add one mana of any color. If this mana is spent to cast a creature spell, that creature enters the battlefield with an additional +1/+1 counter on it. 1/3 |
| Kaervek the Merciless | 5BR | Legendary Creature — Human Shaman | Whenever an opponent casts a spell, Kaervek the Merciless deals damage equal to that spell's mana value to any target. 5/4 |
| Massacre | 2BB | Sorcery | If an opponent controls a Plains and you control a Swamp, you may cast this spell without paying its mana cost. All creatures get -2/-2 until end of turn. |
| One with the Multiverse | 6UU | Enchantment | 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. Once during each of your turns, you may cast a spell from your hand or the top of your library without paying its mana cost. |
| Dawn's Reflection | 3G | Enchantment — Aura | Enchant land Whenever enchanted land is tapped for mana, its controller adds an additional two mana in any combination of colors. |
| Market Festival | 3G | Enchantment — Aura | Enchant land Whenever enchanted land is tapped for mana, its controller adds an additional two mana in any combination of colors. |
| Twisted Justice | 4UB | Sorcery | Target player sacrifices a creature. You draw cards equal to that creature's power. |
| Wire Surgeons | 4BB | Creature — Human Artificer | Fear (This creature can't be blocked except by artifact creatures and/or black creatures.) Each artifact creature card in your graveyard has encore. Its encore cost is equal to its mana cost. (Exile it and pay its mana cost: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.) 6/5 |