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
Goldmeadow Stalwart WCreature — Kithkin Soldier As an additional cost to cast this spell, reveal a Kithkin card from your hand or pay {3}. 2/2
Vodalian Arcanist 1UCreature — Merfolk Wizard {T}: Add {C}. Spend this mana only to cast an instant or sorcery spell. 1/3
Domineering Will 3UInstant Target player gains control of up to three target nonattacking creatures until end of turn. Untap those creatures. They block this turn if able.
Ertai's Familiar 1UCreature — Illusion Phasing (This phases in or out before you untap during each of your untap steps. While it's phased out, it's treated as though it doesn't exist.) When Ertai's Familiar phases out or leaves the battlefield, mill three cards. {U}: Until your next upkeep, Ertai's Familiar can't phase out. 2/2
Vengevine 2GGCreature — Elemental Haste Whenever you cast a spell, if it's the second creature spell you cast this turn, you may return Vengevine from your graveyard to the battlefield. 4/3
Bösium Strip 3Artifact {3}, {T}: Until end of turn, you may cast instant and sorcery spells from the top of your graveyard. If a spell cast this way would be put into a graveyard, exile it instead.
Harold and Bob, First Numens 2GLegendary Creature — Treefolk Mutant Vigilance, reach When Harold and Bob, First Numens dies, if it was a creature, return it to the battlefield. It's an Aura enchantment with enchant Forest you control and "Enchanted Forest has '{T}: Add three mana of any one color. You get two rad counters.'" Harold and Bob loses all other abilities. 3/3
Futurist Spellthief 2UCreature — Moonfolk Wizard Flash When Futurist Spellthief enters the battlefield, conjure a duplicate of target spell into your hand. That card perpetually gains "You may spend mana as though it were mana of any color to cast this spell." 3/2
Hungering Yeti 4RCreature — Yeti As long as you control a green or blue permanent, you may cast Hungering Yeti as though it had flash. (You may cast it any time you could cast an instant.) 4/4
Flamekin Bladewhirl RCreature — Elemental Warrior As an additional cost to cast this spell, reveal an Elemental card from your hand or pay {3}. 2/1
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