Festival Crasher {1}{R}
Creature — Devil
Whenever you cast an instant or sorcery spell, this creature gets +2/+0 until end of turn.
click a line to search just that ability, click more to combine them
Cards that do something similar expected a card that isn't here?
Reports become test cases the matcher is graded against before an update ships. Delvefall isn't a chatbot guessing, it compares the printed rules text of every card with plain math, and examples like yours decide which differences should count.
Ghitu Amplifier 100%
$0.04#24902
"Whenever you cast an instant or sorcery spell, this creature gets +2/+0 until end of turn."
Storm Skreelix 100%
$0.16#17662
"Whenever you cast an instant or sorcery spell, this creature gets +2/+0 until end of turn."
Wee Dragonauts 100%
$0.14#17817
"Whenever you cast an instant or sorcery spell, this creature gets +2/+0 until end of turn."
Spellrune Painter // Spellrune Howler 100%
$0.17#20131
"Whenever you cast an instant or sorcery spell, this creature gets +2/+2 until end of turn."
Aquatic Alchemist // Bubble Up 97%
$0.20#14399
"Whenever you cast your first instant or sorcery spell each turn, this creature gets +2/+0 until end of turn."
Fire Urchin 91%
$0.08#24988
"Whenever you cast an instant or sorcery spell, this creature gets +1/+0 until end of turn."
Charmbreaker Devils 91%
$0.34#7255
"Whenever you cast an instant or sorcery spell, this creature gets +4/+0 until end of turn."
Frolicking Familiar // Blow Off Steam 91%
$0.24#7735
"Whenever you cast an instant or sorcery spell, this creature gets +1/+1 until end of turn."
Aven Wind Mage 91%
$0.16#22687
"Whenever you cast an instant or sorcery spell, this creature gets +1/+1 until end of turn."
Deluge Virtuoso 91%
$0.15#22270
"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 gets +2/+2 until end of turn instead."
Aberrant Manawurm 91%
$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."
Renegade Bull 91%
$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 91%
$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."
Clever Lumimancer 90%
$0.28#19144
"Whenever you cast or copy an instant or sorcery spell, this creature gets +2/+2 until end of turn."
Expressive Firedancer 90%
$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."
Kiln Fiend 89%
$0.21#16641
"Whenever you cast an instant or sorcery spell, this creature gets +3/+0 until end of turn."
Mercurial Geists 89%
$0.04#25314
"Whenever you cast an instant or sorcery spell, this creature gets +3/+0 until end of turn."
Elemental Mascot 89%
$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."
Colorstorm Stallion 88%
$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."