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
Timecrafting XRInstant Choose one — • Remove X time counters from target permanent or suspended card. • Put X time counters on target permanent with a time counter on it or suspended card.
Black Hole 3BSorcery Destroy target creature and up to X other target creatures, where X is the number of Attractions you've visited this turn.
Kappa Cannoneer 5UArtifact Creature — Turtle Warrior Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Ward {4} Whenever an artifact enters the battlefield under your control, put a +1/+1 counter on Kappa Cannoneer and it can't be blocked this turn. 4/4
Ominous Lockbox 1UArtifact — Clue As Ominous Lockbox enters the battlefield, secretly choose a number between 1 and 20. When an opponent casts a spell with mana value equal to the chosen number, sacrifice Ominous Lockbox. If you do, copy that spell, and you may choose new targets for the copy. {2}, Sacrifice Ominous Lockbox: Draw a card.
Scourge of Fleets 5UUCreature — Kraken When Scourge of Fleets enters the battlefield, return each creature your opponents control with toughness X or less to its owner's hand, where X is the number of Islands you control. 6/6
Guff Rewrites History 2RInstant For each player, choose target nonenchantment, nonland permanent that player controls. Those permanents' owners shuffle them into their libraries. Each player who controlled one of those permanents exiles cards from the top of their library until they exile a nonland card, then puts the rest on the bottom of their library in a random order. Each player may cast the nonland card they exiled without paying its mana cost.
Razor Hippogriff 3WWCreature — Hippogriff Flying When Razor Hippogriff enters the battlefield, return target artifact card from your graveyard to your hand. You gain life equal to that card's mana value. 3/3
Echo Mage 1UUCreature — Human Wizard Level up {1}{U} ({1}{U}: Put a level counter on this. Level up only as a sorcery.) LEVEL 2-3 2/4 {U}{U}, {T}: Copy target instant or sorcery spell. You may choose new targets for the copy. LEVEL 4+ 2/5 {U}{U}, {T}: Copy target instant or sorcery spell twice. You may choose new targets for the copies. 2/3
Dakkon, Shadow Slayer WUBLegendary Planeswalker — Dakkon Dakkon, Shadow Slayer enters the battlefield with a number of loyalty counters on him equal to the number of lands you control. [+1]: Surveil 2. [−3]: Exile target creature. [−6]: You may put an artifact card from your hand or graveyard onto the battlefield. Loyalty 0
Counterbalance UUEnchantment Whenever an opponent casts a spell, you may reveal the top card of your library. If you do, counter that spell if it has the same mana value as the revealed card.
Page 250