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 |
|---|---|---|---|
| Pendrell Flux | 1U | Enchantment — Aura | Enchant creature Enchanted creature has "At the beginning of your upkeep, sacrifice this creature unless you pay its mana cost." |
| Fountain of Renewal | 1 | Artifact | At the beginning of your upkeep, you gain 1 life. {3}, Sacrifice Fountain of Renewal: Draw a card. |
| Justice | 2WW | Enchantment | At the beginning of your upkeep, sacrifice Justice unless you pay {W}{W}. Whenever a red creature or spell deals damage, Justice deals that much damage to that creature's or spell's controller. |
| Harrier Griffin | 5W | Creature — Griffin | Flying At the beginning of your upkeep, tap target creature. 3/3 |
| Epic Struggle | 2GG | Enchantment | At the beginning of your upkeep, if you control twenty or more creatures, you win the game. |
| Ravenous Vampire | 3BB | Creature — Vampire | Flying At the beginning of your upkeep, you may sacrifice a nonartifact creature. If you do, put a +1/+1 counter on Ravenous Vampire. If you don't, tap Ravenous Vampire. 3/3 |
| Pit Spawn | 4BBB | Creature — Demon | First strike At the beginning of your upkeep, sacrifice Pit Spawn unless you pay {B}{B}. Whenever Pit Spawn deals damage to a creature, exile that creature. 6/4 |
| Nicol Bolas | 2UUBBRR | Legendary Creature — Elder Dragon | Flying At the beginning of your upkeep, sacrifice Nicol Bolas unless you pay {U}{B}{R}. Whenever Nicol Bolas deals damage to an opponent, that player discards their hand. 7/7 |
| Rust Elemental | 4 | Artifact Creature — Elemental | Flying At the beginning of your upkeep, sacrifice an artifact other than Rust Elemental. If you can't, tap Rust Elemental and you lose 4 life. 4/4 |
| Rootwater Alligator | 3G | Creature — Crocodile | Sacrifice a Forest: Regenerate Rootwater Alligator. 3/2 |