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
Primal Adversary 2GCreature — Wolf Trample When Primal Adversary enters the battlefield, you may pay {1}{G} any number of times. When you pay this cost one or more times, put that many +1/+1 counters on Primal Adversary, then up to that many target lands you control become 3/3 Wolf creatures with haste that are still lands. 4/3
Graywater's Fixer 2BRCreature — Lizard Mercenary Each outlaw creature card in your graveyard has encore {X}, where X is its mana value. (Exile it and pay its encore 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.) 4/4
Frolicking Familiar 2UCreature — Otter Wizard Flying Whenever you cast an instant or sorcery spell, Frolicking Familiar gets +1/+1 until end of turn. 2/2
Ayara, Widow of the Realm 1BBLegendary Creature — Elf Noble {T}, Sacrifice another creature or artifact: Ayara, Widow of the Realm deals X damage to target opponent or battle and you gain X life, where X is the sacrificed permanent's mana value. {5}{R/P}: Transform Ayara. Activate only as a sorcery. ({R/P} can be paid with either {R} or 2 life.) 3/3
Genesis Hydra XGGCreature — Plant Hydra When you cast this spell, reveal the top X cards of your library. You may put a nonland permanent card with mana value X or less from among them onto the battlefield. Then shuffle the rest into your library. Genesis Hydra enters the battlefield with X +1/+1 counters on it. 0/0
Infernal Pet 2BCreature — Imp Whenever you cast your second spell each turn, put a +1/+1 counter on Infernal Pet and it gains flying until end of turn. 2/2
Gadwick's First Duel 1UEnchantment — Saga (As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Create a Cursed Role token attached to up to one target creature. (If you control another Role on it, put that one into the graveyard. Enchanted creature is 1/1.) II — Scry 2. III — When you next cast an instant or sorcery spell with mana value 3 or less this turn, copy that spell. You may choose new targets for the copy.
Ignition Team 5RRCreature — Goblin Warrior Ignition Team enters the battlefield with X +1/+1 counters on it, where X is the number of tapped lands on the battlefield. {2}{R}, Remove a +1/+1 counter from Ignition Team: Target land becomes a 4/4 red Elemental creature until end of turn. It's still a land. 0/0
Access Denied 3UUInstant Counter target spell. Create X 1/1 colorless Thopter artifact creature tokens with flying, where X is that spell's mana value.
Lavacore Elemental 2RCreature — Elemental Vanishing 1 (This creature enters the battlefield with a time counter on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.) Whenever a creature you control deals combat damage to a player, put a time counter on Lavacore Elemental. 5/3
Page 133