M:tG card similarity search
1B · Enchantment
At the beginning of your end step, choose a creature with the least toughness among creatures your opponents control. It perpetually gets -1/-1. When your opponents control no creatures, sacrifice Penregon Besieged.
| Name | Mana | Type | Text |
|---|---|---|---|
| Turnabout | 2UU | Instant | Choose artifact, creature, or land. Tap all untapped permanents of the chosen type target player controls, or untap all tapped permanents of that type that player controls. |
| A-Geology Enthusiast | 2UU | Creature — Human Artificer | Vigilance At the beginning of your end step, create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.") {5}: Draw a card and put a +1/+1 counter on Geology Enthusiast. 3/4 |
| Rainbow Vale | Land | {T}: Add one mana of any color. An opponent gains control of Rainbow Vale at the beginning of the next end step. | |
| Veldrane of Sengir | 5BB | Legendary Creature — Human Rogue | {1}{B}{B}: Veldrane of Sengir gets -3/-0 and gains forestwalk until end of turn. (It can't be blocked as long as defending player controls a Forest.) 5/5 |
| Curious Obsession | U | Enchantment — Aura | Enchant creature Enchanted creature gets +1/+1 and has "Whenever this creature deals combat damage to a player, you may draw a card." At the beginning of your end step, if you didn't attack with a creature this turn, sacrifice Curious Obsession. |
| Prime Minister's Cabinet Room | Plane — Earth | At the beginning of combat on your turn, up to one target creature you control becomes a copy of target creature an opponent controls. Will of the council — Whenever chaos ensues, starting with you, each player votes for a creature you don't control. Exile each creature with the most votes or tied for most votes. | |
| Gnawing Vermin | B | Creature — Rat | When Gnawing Vermin enters the battlefield, target player mills two cards. When Gnawing Vermin dies, target creature you don't control gets -1/-1 until end of turn. 1/1 |
| Zulaport Duelist | U | Creature — Human Rogue | Flash When Zulaport Duelist enters the battlefield, up to one target creature gets -2/-0 until end of turn. Its controller mills two cards. (They put the top two cards of their library into their graveyard.) 1/1 |
| Mask of Intolerance | 2 | Artifact | At the beginning of each player's upkeep, if there are four or more basic land types among lands that player controls, Mask of Intolerance deals 3 damage to that player. |
| Shadowheart, Cleric of War | 1BR | Legendary Creature — Human Elf Cleric | Deathtouch At the beginning of your end step, Shadowheart, Cleric of War deals 1 damage to each player. Whenever you lose life during your turn, Shadowheart deals that much damage to each opponent. 4/4 |