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
Passionate Archaeologist 1RLegendary Enchantment — Background Commander creatures you own have "Whenever you cast a spell from exile, this creature deals damage equal to that spell's mana value to target opponent."
Stunted Growth 3GGSorcery Target player chooses three cards from their hand and puts them on top of their library in any order.
Arcade Gannon 2WULegendary Creature — Human Doctor {T}: Draw a card, then discard a card. Put a quest counter on Arcade Gannon. For Auld Lang Syne — Once during each of your turns, you may cast an artifact or Human spell from your graveyard with mana value less than or equal to the number of quest counters on Arcade Gannon. 2/3
Oath of Nissa GLegendary Enchantment When Oath of Nissa enters the battlefield, look at the top three cards of your library. You may reveal a creature, land, or planeswalker card from among them and put it into your hand. Put the rest on the bottom of your library in any order. You may spend mana as though it were mana of any color to cast planeswalker spells.
Clay Champion X4Artifact Creature — Construct Clay Champion enters the battlefield with three +1/+1 counters on it for each {G}{G} spent to cast it. When Clay Champion enters the battlefield, choose up to two other target creatures you control. For each {W}{W} spent to cast Clay Champion, put a +1/+1 counter on each of them. 2/2
Attunement 2UEnchantment Return Attunement to its owner's hand: Draw three cards, then discard four cards.
Apostle of Invasion 4WWCreature — Phyrexian Angel Flying Corrupted — As long as an opponent has three or more poison counters, Apostle of Invasion has double strike. 4/4
Eelectrocute 1RInstant Eelectrocute deals 2 damage to any target. You may cast Eelectrocute from your graveyard as long as you've rolled a 6 this turn. If you cast Eelectrocute this way and it would be put into your graveyard, exile it instead.
Inertia Bubble 1UEnchantment — Aura Enchant artifact Enchanted artifact doesn't untap during its controller's untap step.
Gnarlroot Trapper BCreature — Elf Druid {T}, Pay 1 life: Add {G}. Spend this mana only to cast an Elf creature spell. {T}: Target attacking Elf you control gains deathtouch until end of turn. (Any amount of damage it deals to a creature is enough to destroy it.) 1/1
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