M:tG card similarity search
| 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 |
| The Savant | Hero | Exile The Savant: Tap all creatures your opponents control. Those creatures don't untap during their controllers' next untap steps. | |
| Halo Fountain | 2W | Artifact | {W}, {T}, Untap a tapped creature you control: Create a 1/1 green and white Citizen creature token. {W}{W}, {T}, Untap two tapped creatures you control: Draw a card. {W}{W}{W}{W}{W}, {T}, Untap fifteen tapped creatures you control: You win the game. |
| Naya | Plane — Alara | You may play any number of lands on each of your turns. Whenever chaos ensues, target red, green, or white creature you control gets +1/+1 until end of turn for each land you control. | |
| Horizon Boughs | Plane — Pyrulea | All permanents untap during each player's untap step. Whenever chaos ensues, you may search your library for up to three basic land cards, put them onto the battlefield tapped, then shuffle. | |
| Stream of Acid | 2BB | Sorcery | Destroy target land or nonblack creature. |
| Allied Strategies | 4U | Sorcery | Domain — Target player draws a card for each basic land type among lands they control. |
| Brine Elemental | 4UU | Creature — Elemental | Morph {5}{U}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When Brine Elemental is turned face up, each opponent skips their next untap step. 5/4 |
| Meekstone | 1 | Artifact | Creatures with power 3 or greater don't untap during their controllers' untap steps. |
| Reveille Squad | 2WW | Creature — Human Rebel | Whenever one or more creatures attack you, if Reveille Squad is untapped, you may untap all creatures you control. 3/3 |