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
Kheru Spellsnatcher 3UCreature — Naga Wizard Morph {4}{U}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When Kheru Spellsnatcher is turned face up, counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard. You may cast that card without paying its mana cost for as long as it remains exiled. 3/3
Dance with Calamity 7RSorcery Shuffle your library. As many times as you choose, you may exile the top card of your library. If the total mana value of the cards exiled this way is 13 or less, you may cast any number of spells from among those cards without paying their mana costs.
Wire Surgeons 4BBCreature — Human Artificer Fear (This creature can't be blocked except by artifact creatures and/or black creatures.) Each artifact creature card in your graveyard has encore. Its encore cost is equal to its mana cost. (Exile it and pay its mana cost: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.) 6/5
Return the Past 4RREnchantment As long as it's your turn, each instant and sorcery card in your graveyard has flashback. Its flashback cost is equal to its mana cost.
Mirrored Lotus 0Artifact Reflect {0} (As this enters the battlefield, each opponent may pay {0}. When they do, they create a token copy of this except it lacks this ability.) {T}, Exile Mirrored Lotus: Add three mana of any one color.
Obsidian Charmaw 3RRCreature — Dragon This spell costs {1} less to cast for each land your opponents control that could produce {C}. Flying When Obsidian Charmaw enters the battlefield, destroy target nonbasic land an opponent controls. 4/4
Invasion of Gobakhan 1WBattle — Siege (As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.) When Invasion of Gobakhan enters the battlefield, look at target opponent's hand. You may exile a nonland card from it. For as long as that card remains exiled, its owner may play it. A spell cast this way costs {2} more to cast.
Tamiyo's Logbook 2UArtifact {5}{U}, {T}: Draw a card. This ability costs {1} less to activate for each other artifact you control.
Hewed Stone Retainers 3Artifact Creature — Golem Cast this spell only if you've cast another spell this turn. 4/4
A-Cosmos Charger 2UCreature — Horse Spirit Flash Flying Foretelling cards from your hand costs {1} less and can be done on any player's turn. Foretell {U} 3/2
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