Card Codex

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17 May 2024: Card library updated.

Trinisphere

3 · Artifact

As long as Trinisphere is untapped, each spell that would cost less than three mana to cast costs three mana to cast. (Additional mana in the cost may be paid with any color of mana or colorless mana. For example, a spell that would cost {1}{B} to cast costs {2}{B} to cast instead.)

Similar cards

Color identity:
NameManaTypeText
Watermarket Land {T}: Add {C}{C}. Spend this mana only to cast spells with watermarks.
Epistolary Librarian 2WUCreature — Astartes Wizard Veil of Time — Whenever Epistolary Librarian attacks, you may cast a spell with mana value X or less from your hand without paying its mana cost, where X is the number of attacking creatures. 3/4
Burning Inquiry RSorcery Each player draws three cards, then discards three cards at random.
Invasion of the Giants UREnchantment — Saga (As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Scry 2. II — Draw a card. Then you may reveal a Giant card from your hand. When you do, Invasion of the Giants deals 2 damage to target opponent or planeswalker. III — The next Giant spell you cast this turn costs {2} less to cast.
Villainous Wealth XBGUSorcery Target opponent exiles the top X cards of their library. You may cast any number of spells with mana value X or less from among them without paying their mana costs.
Mental Journey 4UUInstant Draw three cards. Basic landcycling {1}{U} ({1}{U}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)
Torch Breath XRInstant This spell costs {2} less to cast if it targets a blue permanent. This spell can't be countered. Torch Breath deals X damage to target creature or planeswalker.
Kethis, the Hidden Hand WBGLegendary Creature — Elf Advisor Legendary spells you cast cost {1} less to cast. Exile two legendary cards from your graveyard: Until end of turn, each legendary card in your graveyard gains "You may play this card from your graveyard." 3/4
Graven Lore 3UUSnow Instant Scry X, where X is the amount of {S} spent to cast this spell, then draw three cards. ({S} is mana from a snow source.)
Illusionary Mask 2Artifact {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.
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