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
Font of Magic 3UEnchantment Instant and sorcery spells you cast cost {1} less to cast for each time you've cast a commander from the command zone this game.
Forensic Gadgeteer 2UCreature — Vedalken Artificer Detective Whenever you cast an artifact spell, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") Activated abilities of artifacts you control cost {1} less to activate. This effect can't reduce the mana in that cost to less than one mana. 2/3
Bedlam Reveler 6RRCreature — Devil Horror This spell costs {1} less to cast for each instant and sorcery card in your graveyard. Prowess When Bedlam Reveler enters the battlefield, discard your hand, then draw three cards. 3/4
Bladegraft Aspirant 2RCreature — Phyrexian Warrior Menace Equipment spells you cast cost {1} less to cast. Activated abilities of Equipment you control that target Bladegraft Aspirant cost {1} less to activate. 2/3
Super Secret Tech 3Artifact Premium spells cost {1} less to cast. Premium creatures get +1/+1.
Locket of Yesterdays 1Artifact Spells you cast cost {1} less to cast for each card with the same name as that spell in your graveyard.
Brighthearth Banneret 1RCreature — Elemental Warrior Elemental spells and Warrior spells you cast cost {1} less to cast. Reinforce 1—{1}{R} ({1}{R}, Discard this card: Put a +1/+1 counter on target creature.) 1/1
Argivian Phalanx 5WCreature — Human Kor Soldier This spell costs {1} less to cast for each creature you control. Vigilance 4/4
Visions of Duplicity 2USorcery Exchange control of two target creatures you don't control. Flashback {8}{U}{U}. This spell costs {X} less to cast this way, where X is the greatest mana value of a commander you own on the battlefield or in the command zone. (You may cast this card from your graveyard for its flashback cost. Then exile it.)
Scour the Laboratory 4UUInstant Delirium — This spell costs {2} less to cast if there are four or more card types among cards in your graveyard. Draw three cards.
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