April O'Neil, Human Element 
Legendary Creature — Human Detective
$4.15 #12707 0.00 0.5 years
Whenever a player casts an artifact, instant, or sorcery spell, you create a Mutagen token. (It's an artifact with "
, 
, Sacrifice this token: Put a +1/+1 counter on target creature. Activate only as a sorcery.")
, , Sacrifice this token: Put a +1/+1 counter on target creature. Activate only as a sorcery.")Click a line or tag to filter
Cards similar to April O'Neil, Human Element 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.
Mona Lisa, Ever Adaptable84%
$3.79↓#138990.000.5 years
"Whenever a player casts a creature spell, you create a Mutagen token."
Geometric Nexus78%
$0.34↓#150120.32↑5.4 years↑
"Whenever a player casts an instant or sorcery spell, put a number of charge counters on this artifact equal to that spell's mana value."
Arasta of the Endless Web78%
$0.40↓#1017↑0.25↑6.6 years↑
"Whenever an opponent casts an instant or sorcery spell, create a 1/2 green Spider creature token with reach."
Dovin, Hand of Control73%
$0.31↓#8497↑0.82↑7.3 years↑
"Artifact, instant, and sorcery spells your opponents cast cost more to cast."
more to cast."
Niv-Mizzet, Parun73%
$0.75↓#778↑1.27↑7.9 years↑
"Whenever a player casts an instant or sorcery spell, you draw a card."
Golem's Heart73%
$0.24↓#134150.0015.9 years↑
"Whenever a player casts an artifact spell, you may gain 1 life."
Citanul Druid72%
$8.63↑#28175↓0.53↑32.5 years↑
"Whenever an opponent casts an artifact spell, put a +1/+1 counter on this creature."