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 |
|---|---|---|---|
| Augur of Skulls | 1B | Creature — Skeleton Wizard | {1}{B}: Regenerate Augur of Skulls. Sacrifice Augur of Skulls: Target player discards two cards. Activate only during your upkeep. 1/1 |
| Scorned Villager | 1G | Creature — Human Werewolf | {T}: Add {G}. At the beginning of each upkeep, if no spells were cast last turn, transform Scorned Villager. 1/1 |
| Yavimaya, Cradle of Growth | Legendary Land | Each land is a Forest in addition to its other land types. | |
| Axis of Mortality | 4WW | Enchantment | At the beginning of your upkeep, you may have two target players exchange life totals. |
| Serra Bestiary | WW | Enchantment — Aura | Enchant creature At the beginning of your upkeep, sacrifice Serra Bestiary unless you pay {W}{W}. Enchanted creature can't attack or block, and its activated abilities with {T} in their costs can't be activated. |
| Accursed Centaur | B | Creature — Zombie Centaur | When Accursed Centaur enters the battlefield, sacrifice a creature. 2/2 |
| Warping Wurm | 2GU | Creature — Wurm | 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, Warping Wurm phases out unless you pay {2}{G}{U}. Whenever Warping Wurm phases in, put a +1/+1 counter on it. 1/1 |
| Command Beacon | Land | {T}: Add {C}. {T}, Sacrifice Command Beacon: Put your commander into your hand from the command zone. | |
| Ring of Xathrid | 2 | Artifact — Equipment | {2}: Regenerate equipped creature. (The next time that creature would be destroyed this turn, it isn't. Instead tap it, remove all damage from it, and remove it from combat.) At the beginning of your upkeep, put a +1/+1 counter on equipped creature if it's black. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.) |
| Cold Snap | 2W | Enchantment | Cumulative upkeep {2} (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.) At the beginning of each player's upkeep, Cold Snap deals damage to that player equal to the number of snow lands they control. |