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 |
|---|---|---|---|
| Snowfall | 2U | 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.) Whenever an Island is tapped for mana, its controller may add an additional {U}. If that Island is snow, its controller may add an additional {U}{U} instead. Spend this mana only to pay cumulative upkeep costs. |
| Curse Artifact | 2BB | Enchantment — Aura | Enchant artifact At the beginning of the upkeep of enchanted artifact's controller, Curse Artifact deals 2 damage to that player unless they sacrifice that artifact. |
| Narcolepsy | 1U | Enchantment — Aura | Enchant creature At the beginning of each upkeep, if enchanted creature is untapped, tap it. |
| Puppet Conjurer | 1B | Artifact Creature — Human Wizard | {U}, {T}: Create a 0/1 blue Homunculus artifact creature token. At the beginning of your upkeep, sacrifice a Homunculus. 1/2 |
| A Good Thing | 4WB | Enchantment | Spells and abilities you control can't destroy, exile, target, or cause you to sacrifice A Good Thing. At the beginning of your upkeep, double your life total. Then, if you have 1,000 or more life, you lose the game. |
| Powder Keg | 2 | Artifact | At the beginning of your upkeep, you may put a fuse counter on Powder Keg. {T}, Sacrifice Powder Keg: Destroy each artifact and creature with mana value equal to the number of fuse counters on Powder Keg. |
| Working Stiff | 1B | Creature — Mummy | As Working Stiff enters the battlefield, straighten your arms. When you bend an elbow, sacrifice Working Stiff. 2/2 |
| Ark of Blight | 2 | Artifact | {3}, {T}, Sacrifice Ark of Blight: Destroy target land. |
| Rot-Tide Gargantua | 3BB | Creature — Zombie Kraken | Exploit (When this creature enters the battlefield, you may sacrifice a creature.) When Rot-Tide Gargantua exploits a creature, each opponent sacrifices a creature. 5/4 |
| Tethered Griffin | W | Creature — Griffin | Flying When you control no enchantments, sacrifice Tethered Griffin. 2/3 |