M:tG card similarity search
1UU · Instant
You may sacrifice a nontoken blue creature rather than pay this spell's mana cost. Counter target spell.
| Name | Mana | Type | Text |
|---|---|---|---|
| Illusionary Mask | 2 | Artifact | {X}: You may choose a creature card in your hand whose mana cost could be paid by some amount of, or all of, the mana you spent on {X}. If you do, you may cast that card face down as a 2/2 creature spell without paying its mana cost. If the creature that spell becomes as it resolves has not been turned face up and would assign or deal damage, be dealt damage, or become tapped, instead it's turned face up and assigns or deals damage, is dealt damage, or becomes tapped. Activate only as a sorcery. |
| The Seventh Doctor | 3WU | Legendary Creature — Time Lord Doctor | Whenever The Seventh Doctor attacks, choose a card in your hand. Defending player guesses whether that card's mana value is greater than the number of artifacts you control. If they guessed wrong, you may cast it without paying its mana cost. If you don't cast a spell this way, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") 3/6 |
| 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. |
| Disruption Aura | 2U | Enchantment — Aura | Enchant artifact Enchanted artifact has "At the beginning of your upkeep, sacrifice this artifact unless you pay its mana cost." |
| Tibalt's Trickery | 1R | Instant | Counter target spell. Choose 1, 2, or 3 at random. Its controller mills that many cards, then exiles cards from the top of their library until they exile a nonland card with a different name than that spell. They may cast that card without paying its mana cost. Then they put the exiled cards on the bottom of their library in a random order. |
| Aether Barrier | 2U | Enchantment | Whenever a player casts a creature spell, that player sacrifices a permanent unless they pay {1}. |
| Smirking Spelljacker | 4U | Creature — Djinn Wizard Rogue | Flash Flying When Smirking Spelljacker enters the battlefield, exile target spell an opponent controls. Whenever Smirking Spelljacker attacks, if a card is exiled with it, you may cast the exiled card without paying its mana cost. 3/3 |
| Permission Denied | WU | Instant | Counter target noncreature spell. Your opponents can't cast noncreature spells this turn. |
| Laquatus's Disdain | 1U | Instant | Counter target spell cast from a graveyard. Draw a card. |
| Djinn of Wishes | 3UU | Creature — Djinn | Flying Djinn of Wishes enters the battlefield with three wish counters on it. {2}{U}{U}, Remove a wish counter from Djinn of Wishes: Reveal the top card of your library. You may play that card without paying its mana cost. If you don't, exile it. 4/4 |