Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Brain in a Jar

2 · Artifact

{1}, {T}: Put a charge counter on Brain in a Jar, then you may cast an instant or sorcery spell with mana value equal to the number of charge counters on Brain in a Jar from your hand without paying its mana cost. {3}, {T}, Remove X charge counters from Brain in a Jar: Scry X.

Similar cards

Color identity:
NameManaTypeText
Desdemona, Freedom's Edge 2RWLegendary Creature — Human Rogue Vigilance Whenever Desdemona, Freedom's Edge attacks, target creature card in your graveyard that's an artifact or that has mana value 3 or less gains escape until end of turn. The escape cost is equal to its mana cost plus exile two other cards from your graveyard. (You may cast it from your graveyard for its escape cost this turn.) 3/4
Replicating Ring 3Snow Artifact {T}: Add one mana of any color. At the beginning of your upkeep, put a night counter on Replicating Ring. Then if it has eight or more night counters on it, remove all of them and create eight colorless snow artifact tokens named Replicated Ring with "{T}: Add one mana of any color."
Kianne, Dean of Substance 2GLegendary Creature — Elf Druid {T}: Exile the top card of your library. If it's a land card, put it into your hand. Otherwise, put a study counter on it. {4}{G}: Create a 0/0 green and blue Fractal creature token. Put a +1/+1 counter on it for each different mana value among nonland cards you own in exile with study counters on them. 2/2
Mirko, Obsessive Theorist 1UBLegendary Creature — Vampire Detective Flying, vigilance Whenever you surveil, put a +1/+1 counter on Mirko, Obsessive Theorist. At the beginning of your end step, you may return target creature card with power less than Mirko's from your graveyard to the battlefield with a finality counter on it. (If it would die, exile it instead.) 1/3
Territorial Scythecat 2GCreature — Cat Trample Landfall — Whenever a land enters the battlefield under your control, put a +1/+1 counter on Territorial Scythecat. 2/1
Fell Beast's Shriek URSorcery Each opponent chooses a creature they control. Tap and goad the chosen creatures. (Until your next turn, those creatures attack each combat if able and attack a player other than you if able.) Splice onto instant or sorcery {2}{U}{R} (As you cast an instant or sorcery spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)
Sin Collector 1WBCreature — Human Cleric When Sin Collector enters the battlefield, target opponent reveals their hand. You choose an instant or sorcery card from it and exile that card. 2/1
Jamie McCrimmon 2GLegendary Creature — Human Warrior Trample Whenever you cast a historic spell, Jamie McCrimmon gets +X/+X until end of turn, where X is that spell's mana value. (Artifacts, legendaries, and Sagas are historic.) Doctor's companion (You can have two commanders if the other is the Doctor.) 2/2
Braided Net 2UArtifact Braided Net enters the battlefield with three net counters on it. {T}, Remove a net counter from Braided Net: Tap another target nonland permanent. Its activated abilities can't be activated for as long as it remains tapped. Craft with artifact {1}{U}
Unmask 3BSorcery You may exile a black card from your hand rather than pay this spell's mana cost. Target player reveals their hand. You choose a nonland card from it. That player discards that card.
Page 176