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
Icefall Regent 3UUCreature — Dragon Flying When Icefall Regent enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's untap step for as long as you control Icefall Regent. Spells your opponents cast that target Icefall Regent cost {2} more to cast. 4/3
Blooming Cactusfolk 3GGCreature — Plant Druid Trample At the beginning of your end step, nonland cards in your hand perpetually gain "This spell {1} costs less to cast." 5/5
Inspired Idea 2USorcery Cleave {3}{U}{U} (You may cast this spell for its cleave cost. If you do, remove the words in square brackets.) Draw three cards. [Your maximum hand size is reduced by three for the rest of the game.]
The Fifteenth Doctor 2URLegendary Creature — Time Lord Doctor When The Fifteenth Doctor enters the battlefield or attacks, mill three cards. You may put an artifact card with mana value 2 or 3 from among them into your hand. The first nonartifact spell you cast each turn has improvise. (Your artifacts can help cast that spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) 3/3
North Star 4Artifact {4}, {T}: For one spell this turn, you may spend mana as though it were mana of any type to pay that spell's mana cost. (Additional costs are still paid normally.)
Nyxbloom Ancient 4GGGEnchantment Creature — Elemental Trample If you tap a permanent for mana, it produces three times as much of that mana instead. 5/5
Lost Vale Land (Transforms from Dowsing Dagger.) {T}: Add three mana of any one color.
Gilded Lotus 5Artifact {T}: Add three mana of any one color.
Skaab Ruinator 1UUCreature — Zombie Horror As an additional cost to cast this spell, exile three creature cards from your graveyard. Flying You may cast Skaab Ruinator from your graveyard. 5/6
Mage Duel 2GSorcery This spell costs {2} less to cast if you've cast another instant or sorcery spell this turn. Target creature you control gets +1/+2 until end of turn. Then it fights target creature you don't control. (Each deals damage equal to its power to the other.)
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