M:tG card similarity search
2RR · Enchantment
As An-Zerrin Ruins enters the battlefield, choose a creature type. Creatures of the chosen type don't untap during their controllers' untap steps.
| Name | Mana | Type | Text |
|---|---|---|---|
| Tidebinder Mage | UU | Creature — Merfolk Wizard | When Tidebinder Mage enters the battlefield, tap target red or green creature an opponent controls. That creature doesn't untap during its controller's untap step for as long as you control Tidebinder Mage. 2/2 |
| Stoneforge Masterwork | 1 | Artifact — Equipment | Equipped creature gets +1/+1 for each other creature you control that shares a creature type with it. Equip {2} |
| Pact of the Serpent | 1BB | Sorcery | Choose a creature type. Target player draws X cards and loses X life, where X is the number of creatures they control of the chosen type. |
| Sleep | 2UU | Sorcery | Tap all creatures target player controls. Those creatures don't untap during that player's next untap step. |
| Terraformer | 2U | Creature — Human Wizard | {1}: Choose a basic land type. Each land you control becomes that type until end of turn. 2/2 |
| Helm of Possession | 4 | Artifact | You may choose not to untap Helm of Possession during your untap step. {2}, {T}, Sacrifice a creature: Gain control of target creature for as long as you control Helm of Possession and Helm of Possession remains tapped. |
| Spire Patrol | 2WU | Creature — Human Soldier | Flying When Spire Patrol enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step. 3/2 |
| Shipbreaker Kraken | 4UU | Creature — Kraken | {6}{U}{U}: Monstrosity 4. (If this creature isn't monstrous, put four +1/+1 counters on it and it becomes monstrous.) When Shipbreaker Kraken becomes monstrous, tap up to four target creatures. Those creatures don't untap during their controllers' untap steps for as long as you control Shipbreaker Kraken. 6/6 |
| Mist of Stagnation | 3UU | Enchantment | Permanents don't untap during their controllers' untap steps. At the beginning of each player's upkeep, that player chooses a permanent for each card in their graveyard, then untaps those permanents. |
| Sparring Mummy | 3W | Creature — Zombie | When Sparring Mummy enters the battlefield, untap target creature. 3/3 |