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
Fearsome Whelp 1RCreature — Dragon Flying At the beginning of your end step, each Dragon card in your hand perpetually gains "This spell costs {1} less to cast." 1/1
Tithe Taker 1WCreature — Human Soldier During your turn, spells your opponents cast cost {1} more to cast and abilities your opponents activate cost {1} more to activate unless they're mana abilities. Afterlife 1 (When this creature dies, create a 1/1 white and black Spirit creature token with flying.) 2/1
Kruphix, God of Horizons 3GULegendary Enchantment Creature — God Indestructible As long as your devotion to green and blue is less than seven, Kruphix isn't a creature. You have no maximum hand size. If you would lose unspent mana, that mana becomes colorless instead. 4/7
Glimpse the Cosmos 1USorcery Look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order. As long as you control a Giant, you may cast Glimpse the Cosmos from your graveyard by paying {U} rather than paying its mana cost. If you cast Glimpse the Cosmos this way and it would be put into your graveyard, exile it instead.
Zirda, the Dawnwaker 1R/WR/WLegendary Creature — Elemental Fox Companion — Each permanent card in your starting deck has an activated ability. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} as a sorcery.) Abilities you activate that aren't mana abilities cost {2} less to activate. This effect can't reduce the mana in that cost to less than one mana. {1}, {T}: Target creature can't block this turn. 3/3
Cloud Key 3Artifact As Cloud Key enters the battlefield, choose artifact, creature, enchantment, instant, or sorcery. Spells you cast of the chosen type cost {1} less to cast.
Dusk Feaster 5BBCreature — Vampire Delirium — This spell costs {2} less to cast if there are four or more card types among cards in your graveyard. Flying 4/5
Goblin Clearcutter 3RCreature — Goblin {T}, Sacrifice a Forest: Add three mana in any combination of {R} and/or {G}. 3/3
Reinterpret 2URInstant Counter target spell. You may cast a spell with an equal or lesser mana value from your hand without paying its mana cost.
Fervent Mastery 3RRSorcery You may pay {2}{R}{R} rather than pay this spell's mana cost. If the {2}{R}{R} cost was paid, an opponent discards any number of cards, then draws that many cards. Search your library for up to three cards, put them into your hand, shuffle, then discard three cards at random.
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