M:tG card similarity search
2B · Enchantment
At the beginning of your upkeep, sacrifice Contamination unless you sacrifice a creature. If a land is tapped for mana, it produces {B} instead of any other type and amount.
| Name | Mana | Type | Text |
|---|---|---|---|
| Devouring Swarm | 1BB | Creature — Insect | Flying Sacrifice a creature: Devouring Swarm gets +1/+1 until end of turn. 2/1 |
| Cursed Monstrosity | 4B | Creature — Horror | Flying Whenever Cursed Monstrosity becomes the target of a spell or ability, sacrifice it unless you discard a land card. 4/3 |
| Triangle of War | 1 | Artifact | {2}, Sacrifice Triangle of War: Target creature you control fights target creature an opponent controls. (Each deals damage equal to its power to the other.) |
| Early Harvest | 1GG | Instant | Target player untaps all basic lands they control. |
| Herald of Torment | 1BB | Enchantment Creature — Demon | Bestow {3}{B}{B} (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.) Flying At the beginning of your upkeep, you lose 1 life. Enchanted creature gets +3/+3 and has flying. 3/3 |
| Dark Triumph | 4B | Instant | If you control a Swamp, you may sacrifice a creature rather than pay this spell's mana cost. Creatures you control get +2/+0 until end of turn. |
| Arcane Adaptation | 2U | Enchantment | As Arcane Adaptation enters the battlefield, choose a creature type. Creatures you control are the chosen type in addition to their other types. The same is true for creature spells you control and creature cards you own that aren't on the battlefield. |
| Gravestorm | BBB | Enchantment | At the beginning of your upkeep, target opponent may exile a card from their graveyard. If that player doesn't, you may draw a card. |
| Lightning Serpent | XR | Creature — Elemental Serpent | Trample, haste Lightning Serpent enters the battlefield with X +1/+0 counters on it. At the beginning of the end step, sacrifice Lightning Serpent. 2/1 |
| Bile Urchin | B | Creature — Spirit | Sacrifice Bile Urchin: Target player loses 1 life. 1/1 |