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 |
|---|---|---|---|
| School of Piranha | 1U | Creature — Fish | At the beginning of your upkeep, sacrifice School of Piranha unless you pay {1}{U}. 3/3 |
| Darba | 3G | Creature — Bird Beast | At the beginning of your upkeep, sacrifice Darba unless you pay {G}{G}. 5/4 |
| Krosan Cloudscraper | 7GGG | Creature — Beast Mutant | At the beginning of your upkeep, sacrifice Krosan Cloudscraper unless you pay {G}{G}. Morph {7}{G}{G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) 13/13 |
| Whipstitched Zombie | 1B | Creature — Zombie | At the beginning of your upkeep, sacrifice Whipstitched Zombie unless you pay {B}. 2/2 |
| Wild Leotau | 2GG | Creature — Cat | At the beginning of your upkeep, sacrifice Wild Leotau unless you pay {G}. 5/4 |
| Serendib Djinn | 2UU | Creature — Djinn | Flying At the beginning of your upkeep, sacrifice a land. If you sacrifice an Island this way, Serendib Djinn deals 3 damage to you. When you control no lands, sacrifice Serendib Djinn. 5/6 |
| Earthlink | 3BRG | Enchantment | At the beginning of your upkeep, sacrifice Earthlink unless you pay {2}. Whenever a creature dies, that creature's controller sacrifices a land. |
| Impending Disaster | 1R | Enchantment | At the beginning of your upkeep, if there are seven or more lands on the battlefield, sacrifice Impending Disaster and destroy all lands. |
| Phantasmal Forces | 3U | Creature — Illusion | Flying At the beginning of your upkeep, sacrifice Phantasmal Forces unless you pay {U}. 4/1 |
| Junún Efreet | 1BB | Creature — Efreet | Flying At the beginning of your upkeep, sacrifice Junún Efreet unless you pay {B}{B}. 3/3 |