M:tG card similarity search
2B · Creature — Demon
Flying At the beginning of your upkeep, sacrifice a creature other than Demonic Taskmaster. 4/3
| 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 |
| Phyrexian Librarian | 3B | Creature — Phyrexian Horror | Flying, trample At the beginning of your upkeep, exile the top card of your library and balance it on your body. When a balanced card falls or touches another balanced card, sacrifice Phyrexian Librarian. 3/3 |
| Curse of Chains | 1W/U | Enchantment — Aura | Enchant creature At the beginning of each upkeep, tap enchanted creature. |
| Goblin Boom Keg | 4 | Artifact | At the beginning of your upkeep, sacrifice Goblin Boom Keg. When Goblin Boom Keg is put into a graveyard from the battlefield, it deals 3 damage to any target. |
| Xathrid Demon | 3BBB | Creature — Demon | Flying, trample At the beginning of your upkeep, sacrifice a creature other than Xathrid Demon, then each opponent loses life equal to the sacrificed creature's power. If you can't sacrifice a creature, tap Xathrid Demon and you lose 7 life. 7/7 |
| Taniwha | 3UU | Legendary Creature — Serpent | Trample Phasing (This phases in or out before you untap during each of your untap steps. While it's phased out, it's treated as though it doesn't exist.) At the beginning of your upkeep, all lands you control phase out. (They phase in before you untap during your next untap step.) 7/7 |
| Planar Collapse | 1W | Enchantment | At the beginning of your upkeep, if there are four or more creatures on the battlefield, sacrifice Planar Collapse and destroy all creatures. They can't be regenerated. |
| Frankie Peanuts | 2WW | Legendary Creature — Elephant Rogue | At the beginning of your upkeep, you may ask target player a yes-or-no question. If you do, that player answers the question truthfully and abides by that answer if able until end of turn. 2/3 |
| Wake of Vultures | 3B | Creature — Bird | Flying {1}{B}, Sacrifice a creature: Regenerate Wake of Vultures. 3/1 |
| Custody Battle | 1R | Enchantment — Aura | Enchant creature Enchanted creature has "At the beginning of your upkeep, target opponent gains control of this creature unless you sacrifice a land." |