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
Council of the Absolute 2WUCreature — Human Advisor As Council of the Absolute enters the battlefield, choose a noncreature, nonland card name. Your opponents can't cast spells with the chosen name. Spells with the chosen name you cast cost {2} less to cast. 2/4
Sapphire Collector 2RCreature — Human Mercenary Prowess When you cast your second noncreature spell in a turn, conjure a card named Mox Sapphire into your hand. This ability triggers only once. {2}{U}: Target instant or sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost. 3/3
Plan the Heist 2UUSorcery Surveil 3 if you have no cards in hand. Then draw three cards. (To surveil 3, look at the top three cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.) Plot {3}{U} (You may pay {3}{U} and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.)
Hatching Plans 1UEnchantment When Hatching Plans is put into a graveyard from the battlefield, draw three cards.
Disruption Protocol UUInstant As an additional cost to cast this spell, tap an untapped artifact you control or pay {1}. Counter target spell.
Treacherous Greed 1WBInstant As an additional cost to cast this spell, sacrifice a creature that dealt damage this turn. Draw three cards. Each opponent loses 3 life and you gain 3 life.
Blizzard GGEnchantment Cast this spell only if you control a snow land. Cumulative upkeep {2} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) Creatures with flying don't untap during their controllers' untap steps.
Bloodthirsty Adversary 1RCreature — Vampire Haste When Bloodthirsty Adversary enters the battlefield, you may pay {2}{R} any number of times. When you pay this cost one or more times, put that many +1/+1 counters on Bloodthirsty Adversary, then exile up to that many target instant and/or sorcery cards with mana value 3 or less from your graveyard and copy them. You may cast any number of the copies without paying their mana costs. 2/2
Jace's Mindseeker 4UUCreature — Fish Illusion Flying When Jace's Mindseeker enters the battlefield, target opponent mills five cards. You may cast an instant or sorcery spell from among them without paying its mana cost. 4/4
Scaled Nurturer 1GCreature — Dragon Druid {T}: Add {G}. When you spend this mana to cast a Dragon creature spell, you gain 2 life. 0/2
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