Molten-Core Maestro {1}{R}

Creature — Goblin Bard

Menace

Opus — Whenever you cast an instant or sorcery spell, put a +1/+1 counter on this creature. If five or more mana was spent to cast that spell, add an amount of {R} equal to this creature's power.

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min match %

Cards that do something similar expected a card that isn't here?

Caldera Pyremaw 99%

$0.28#4758

"Whenever you cast an instant or sorcery spell, put a +1/+1 counter on this creature. Then this creature deals damage equal to its power to target opponent."

Electrostatic Infantry 98%

$0.30#6215

"Whenever you cast an instant or sorcery spell, put a +1/+1 counter on this creature."

Pyre Hound 98%

$0.17#18547

"Whenever you cast an instant or sorcery spell, put a +1/+1 counter on this creature."

Quandrix Pledgemage 91%

$0.17#21223

"Whenever you cast or copy an instant or sorcery spell, put a +1/+1 counter on this creature."

Dragonsguard Elite 91%

$0.27#15967

"Whenever you cast or copy an instant or sorcery spell, put a +1/+1 counter on this creature."

Murktide Regent 90%

$6.53#14883

"Whenever an instant or sorcery card leaves your graveyard, put a +1/+1 counter on this creature."

Prismari Apprentice 87%

$0.16#21939

"Whenever you cast or copy an instant or sorcery spell, this creature can't be blocked this turn. If that spell has mana value 5 or greater, put a +1/+1 counter on this creature."

Tackle Artist 85%

$0.13#20104

"Whenever you cast an instant or sorcery spell, put a +1/+1 counter on this creature. If five or more mana was spent to cast that spell, put two +1/+1 counters on this creature instead."

Colorstorm Stallion 84%

$0.43#14924

"Whenever you cast an instant or sorcery spell, this creature gets +1/+1 until end of turn. If five or more mana was spent to cast that spell, create a token that's a copy of this creature."

Scolding Administrator 84%

$0.20#18637

"Whenever you cast an instant or sorcery spell that targets a creature, put a +1/+1 counter on this creature."

+1 more matching line

Lecturing Scornmage 84%

$0.17#19036

"Whenever you cast an instant or sorcery spell that targets a creature, put a +1/+1 counter on this creature."

Expressive Firedancer 83%

$0.08#22911

"Whenever you cast an instant or sorcery spell, this creature gets +1/+1 until end of turn. If five or more mana was spent to cast that spell, this creature also gains double strike until end of turn."

Aberrant Manawurm 82%

$0.09#24017

"Whenever you cast an instant or sorcery spell, this creature gets +X/+0 until end of turn, where X is the amount of mana spent to cast that spell."

Elemental Mascot 82%

$0.10#21024

"Whenever you cast an instant or sorcery spell, this creature gets +1/+0 until end of turn. If five or more mana was spent to cast that spell, exile the top card of your library. You may play that card until the end of your next turn."

Renegade Bull 82%

$0.23#15025

"Whenever you cast an instant or sorcery spell, this creature gets +X/+0 until end of turn, where X is that spell's mana value."

Erratic Cyclops 82%

$0.20#17911

"Whenever you cast an instant or sorcery spell, this creature gets +X/+0 until end of turn, where X is that spell's mana value."

Frolicking Familiar // Blow Off Steam 81%

$0.24#7735

"Whenever you cast an instant or sorcery spell, this creature gets +1/+1 until end of turn."

Aven Wind Mage 81%

$0.16#22687

"Whenever you cast an instant or sorcery spell, this creature gets +1/+1 until end of turn."

Spellrune Painter // Spellrune Howler 81%

$0.17#20131

"Whenever you cast an instant or sorcery spell, this creature gets +1/+1 until end of turn."

Karok Wrangler 80%

$0.20#20317

"Whenever you cast or copy an instant or sorcery spell, put a +1/+1 counter on target creature you control."