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 |
|---|---|---|---|
| Harbinger of Night | 2BB | Creature — Spirit | At the beginning of your upkeep, put a -1/-1 counter on each creature. 2/3 |
| Search for Azcanta | 1U | Legendary Enchantment | At the beginning of your upkeep, surveil 1. Then if you have seven or more cards in your graveyard, you may transform Search for Azcanta. (Look at the top card of your library. You may put that card into your graveyard.) |
| Reckless Waif | R | Creature — Human Rogue Werewolf | At the beginning of each upkeep, if no spells were cast last turn, transform Reckless Waif. 1/1 |
| Desolation | 1BB | Enchantment | At the beginning of each end step, each player who tapped a land for mana this turn sacrifices a land. Desolation deals 2 damage to each player who sacrificed a Plains this way. |
| Tergrid's Shadow | 3BB | Instant | Each player sacrifices two creatures. Foretell {2}{B}{B} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.) |
| Breath of Dreams | 2UU | Enchantment | Cumulative upkeep {U} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) Green creatures have "Cumulative upkeep {1}." |
| Thran Portal | Land — Gate | Thran Portal enters the battlefield tapped unless you control two or fewer other lands. As Thran Portal enters the battlefield, choose a basic land type. Thran Portal is the chosen type in addition to its other types. Mana abilities of Thran Portal cost an additional 1 life to activate. | |
| Grave-Shell Scarab | 2BGG | Creature — Insect | {1}, Sacrifice Grave-Shell Scarab: Draw a card. Dredge 1 (If you would draw a card, you may mill a card instead. If you do, return this card from your graveyard to your hand.) 4/4 |
| Tainted Aether | 2BB | Enchantment | Whenever a creature enters the battlefield, its controller sacrifices a creature or land. |
| Pox | BBB | Sorcery | Each player loses a third of their life, then discards a third of the cards in their hand, then sacrifices a third of the creatures they control, then sacrifices a third of the lands they control. Round up each time. |