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
Ring of Immortals 5Artifact {3}, {T}: Counter target instant or Aura spell that targets a permanent you control.
Distended Mindbender 8Creature — Eldrazi Insect Emerge {5}{B}{B} (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value.) When you cast this spell, target opponent reveals their hand. You choose from it a nonland card with mana value 3 or less and a card with mana value 4 or greater. That player discards those cards. 5/5
Decorated Champion 1GCreature — Elf Warrior Whenever another Warrior enters the battlefield under your team's control, put a +1/+1 counter on Decorated Champion. 2/2
Grave Endeavor 5BBInstant Roll two d10 and choose one result. Return a creature card from your graveyard to the battlefield with a number of +1/+1 counters on it equal to that result. Then each opponent loses X life and you gain X life, where X is the other result.
Opal Palace Land {T}: Add {C}. {1}, {T}: Add one mana of any color in your commander's color identity. If you spend this mana to cast your commander, it enters the battlefield with a number of additional +1/+1 counters on it equal to the number of times it's been cast from the command zone this game.
Savior of the Sleeping 2WCreature — Human Knight Vigilance Whenever an enchantment you control is put into a graveyard from the battlefield, put a +1/+1 counter on Savior of the Sleeping. 2/3
Freyalise's Winds 2GGEnchantment Whenever a permanent becomes tapped, put a wind counter on it. If a permanent with a wind counter on it would untap during its controller's untap step, remove all wind counters from it instead.
Starfield Mystic 1WCreature — Human Cleric Enchantment spells you cast cost {1} less to cast. Whenever an enchantment you control is put into a graveyard from the battlefield, put a +1/+1 counter on Starfield Mystic. 2/2
Undying Flames 4RRSorcery Exile cards from the top of your library until you exile a nonland card. Undying Flames deals damage to any target equal to that card's mana value. Epic (For the rest of the game, you can't cast spells. At the beginning of each of your upkeeps, copy this spell except for its epic ability. You may choose a new target for the copy.)
Genesis Wave XGGGSorcery Reveal the top X cards of your library. You may put any number of permanent cards with mana value X or less from among them onto the battlefield. Then put all cards revealed this way that weren't put onto the battlefield into your graveyard.
Page 237