M:tG card similarity search
U · Instant
As an additional cost to cast this spell, sacrifice a blue permanent. Counter target spell.
| Name | Mana | Type | Text |
|---|---|---|---|
| The Matrix of Time | Plane — Gallifrey | When you planeswalk to The Matrix of Time, each player exiles the top card of their library. During your turn, you may play lands and cast spells from among cards exiled with The Matrix of Time. Whenever you play a land or cast a spell from among cards exiled with The Matrix of Time, that card's owner loses 3 life and exiles the top card of their library. Whenever chaos ensues, create two Treasure tokens. | |
| Golem's Heart | 2 | Artifact | Whenever a player casts an artifact spell, you may gain 1 life. |
| Ominous Roost | 2U | Enchantment | When Ominous Roost enters the battlefield or whenever you cast a spell from your graveyard, create a 1/1 blue Bird creature token with flying and "This creature can block only creatures with flying." |
| Avacyn's Judgment | 1R | Sorcery | Madness {X}{R} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.) Avacyn's Judgment deals 2 damage divided as you choose among any number of targets. If this spell's madness cost was paid, it deals X damage divided as you choose among those permanents and/or players instead. |
| Display of Dominance | 1G | Instant | Choose one — • Destroy target blue or black noncreature permanent. • Permanents you control can't be the targets of blue or black spells your opponents control this turn. |
| Dream Thief | 2U | Creature — Faerie Rogue | Flying When Dream Thief enters the battlefield, draw a card if you've cast another blue spell this turn. 2/1 |
| Snowborn Simulacra | XUU | Sorcery | Conjure a duplicate of each of X target nontoken permanents into your hand. Those cards perpetually gain "You may spend mana as though it were mana of any color to cast this spell." If X is 5 or more, you may put one of them from your hand onto the battlefield. |
| Return the Favor | RR | Instant | Spree (Choose one or more additional costs.) + {1} — Copy target instant spell, sorcery spell, activated ability, or triggered ability. You may choose new targets for the copy. + {1} — Change the target of target spell or ability with a single target. |
| Demonmail Hauberk | 4 | Artifact — Equipment | Equipped creature gets +4/+2. Equip—Sacrifice a creature. |
| Flux Channeler | 2U | Creature — Human Wizard | Whenever you cast a noncreature spell, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) 2/2 |