M:tG card similarity search
2UU · Instant — Trap
If an opponent had a green creature enter the battlefield under their control this turn, you may pay {U} rather than pay this spell's mana cost. Tap up to two target creatures. Those creatures don't untap during their controller's next untap step.
| Name | Mana | Type | Text |
|---|---|---|---|
| Jasconian Isle | Land Creature — Island Fish | (Jasconian Isle isn't a spell, it's affected by summoning sickness, it's blue, and it has "{T}: Add {U}.") Jasconian Isle enters the battlefield tapped. Jasconian Isle doesn't untap during your untap step. At the beginning of your upkeep, you may pay {U}{U}. If you do, untap Jasconian Isle. 3/4 | |
| Tlincalli Hunter | 5GG | Creature — Scorpion Scout | Trample Once each turn, you may pay {0} rather than pay the mana cost for a creature spell you cast from exile. 7/7 |
| Plant Tadpoles | XUU | Sorcery — Adventure | Tap X target creatures. They don't untap during their controllers' next untap steps. (Then exile this card. You may cast the creature later from exile.) |
| Hazoret's Undying Fury | 4RR | Sorcery | Shuffle your library, then exile the top four cards. You may cast any number of spells with mana value 5 or less from among them without paying their mana costs. Lands you control don't untap during your next untap step. |
| Mudslide | 2R | Enchantment | Creatures without flying don't untap during their controllers' untap steps. At the beginning of each player's upkeep, that player may choose any number of tapped creatures without flying they control and pay {2} for each creature chosen this way. If the player does, untap those creatures. |
| Admiral's Order | 1UU | Instant | Raid — If you attacked this turn, you may pay {U} rather than pay this spell's mana cost. Counter target spell. |
| Ricochet Trap | 3R | Instant — Trap | If an opponent cast a blue spell this turn, you may pay {R} rather than pay this spell's mana cost. Change the target of target spell with a single target. |
| Magnetic Mountain | 1RR | Enchantment | Blue creatures don't untap during their controllers' untap steps. At the beginning of each player's upkeep, that player may choose any number of tapped blue creatures they control and pay {4} for each creature chosen this way. If the player does, untap those creatures. |
| Thelon's Curse | GG | Enchantment | Blue creatures don't untap during their controllers' untap steps. At the beginning of each player's upkeep, that player may choose any number of tapped blue creatures they control and pay {U} for each creature chosen this way. If the player does, untap those creatures. |
| Frost Lynx | 2U | Creature — Elemental Cat | When Frost Lynx enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step. 2/2 |