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
Radiant Scrollwielder 2RWCreature — Dwarf Cleric Instant and sorcery spells you control have lifelink. At the beginning of your upkeep, exile an instant or sorcery card at random from your graveyard. You may cast it this turn. If a spell cast this way would be put into your graveyard, exile it instead. 2/4
Dovescape 3W/UW/UW/UEnchantment ({W/U} can be paid with either {W} or {U}.) Whenever a player casts a noncreature spell, counter that spell. That player creates X 1/1 white and blue Bird creature tokens with flying, where X is the spell's mana value.
Spellheart Chimera 1URCreature — Chimera Flying, trample Spellheart Chimera's power is equal to the number of instant and sorcery cards in your graveyard. */3
Corrosion 1BREnchantment Cumulative upkeep {1} (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.) At the beginning of your upkeep, put a rust counter on each artifact target opponent controls. Then destroy each artifact with mana value less than or equal to the number of rust counters on it. Artifacts destroyed this way can't be regenerated. When Corrosion leaves the battlefield, remove all rust counters from all permanents.
Aeon Chronicler 3UUCreature — Avatar Aeon Chronicler's power and toughness are each equal to the number of cards in your hand. Suspend X—{X}{3}{U}. X can't be 0. Whenever a time counter is removed from Aeon Chronicler while it's exiled, draw a card. */*
Eldritch Evolution 1GGSorcery As an additional cost to cast this spell, sacrifice a creature. Search your library for a creature card with mana value X or less, where X is 2 plus the sacrificed creature's mana value. Put that card onto the battlefield, then shuffle. Exile Eldritch Evolution.
Wandermare 1GWCreature — Horse Whenever you cast a creature spell that has an Adventure, put a +1/+1 counter on Wandermare. (It doesn't need to have gone on the adventure first.) 3/3
Reverent Silence 3GSorcery If you control a Forest, rather than pay this spell's mana cost, you may have each other player gain 6 life. Destroy all enchantments.
Dispersal Shield 1UInstant Counter target spell if its mana value is less than or equal to the highest mana value among permanents you control.
Clockwork Avian 5Artifact Creature — Bird Flying Clockwork Avian enters the battlefield with four +1/+0 counters on it. At end of combat, if Clockwork Avian attacked or blocked this combat, remove a +1/+0 counter from it. {X}, {T}: Put up to X +1/+0 counters on Clockwork Avian. This ability can't cause the total number of +1/+0 counters on Clockwork Avian to be greater than four. Activate only during your upkeep. 0/4
Page 101