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
Jace's Sanctum 3UEnchantment Instant and sorcery spells you cast cost {1} less to cast. Whenever you cast an instant or sorcery spell, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)
Hum of the Radix 2GGEnchantment Each artifact spell costs {1} more to cast for each artifact its controller controls.
X UBLegendary Creature — Human Spy As long as X is in X's owner's opponent's hand, X's owner may cast X and activate X's abilities. That opponent can't cast X and plays with their hand revealed. {U}{B}, {T}: Put X into target opponent's hand. {3}{U}{B}: You may play a land or cast a spell from the hand X is in. If you cast a spell this way, you cast it without paying its mana cost. 2/2
Rhystic Scrying 2UUSorcery Draw three cards. Then if any player pays {2}, discard three cards.
Sarkhan, Wanderer to Shiv 3RLegendary Planeswalker — Sarkhan [+1]: Dragon cards in your hand perpetually gain "This spell costs {1} less to cast," and "You may pay {X} rather than pay this spell's mana cost, where X is its mana value." [+1]: Conjure a card named Shivan Dragon into your hand. [−2]: Sarkhan, Wanderer to Shiv deals 3 damage to target creature. Loyalty 4
March of Wretched Sorrow XBInstant As an additional cost to cast this spell, you may exile any number of black cards from your hand. This spell costs {2} less to cast for each card exiled this way. March of Wretched Sorrow deals X damage to target creature or planeswalker and you gain X life.
Rushwood Legate 2GCreature — Dryad If an opponent controls an Island and you control a Forest, you may cast this spell without paying its mana cost. 2/1
Mishra's Workshop Land {T}: Add {C}{C}{C}. Spend this mana only to cast artifact spells.
Sanguine Indulgence 3BSorcery This spell costs {3} less to cast if you've gained 3 or more life this turn. Return up to two target creature cards from your graveyard to your hand.
Knockout Blow 2WInstant This spell costs {2} less to cast if it targets a red creature. Knockout Blow deals 4 damage to target attacking or blocking creature and you gain 2 life.
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