Muse Seeker 

Creature — Elf Wizard
$0.22 #13224 0.04 0.5 years
Opus — Whenever you cast an instant or sorcery spell, draw a card. Then discard a card unless five or more mana was spent to cast that spell.
Click a line or tag to filter
Cards similar to Muse Seeker 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.
Academy Wall92%
$0.19↓#133620.004.1 years↑
"Whenever you cast an instant or sorcery spell, you may draw a card. If you do, discard a card. This ability triggers only once each turn."
Windrider Wizard84%
$0.13↓#120650.38↑6.1 years↑
"Whenever you cast an instant, sorcery, or Wizard spell, you may draw a card. If you do, discard a card."
Uncover the Moon-Letters84%
$0.26↑#124950.18↑0.2 years
"Whenever you cast a noncreature spell, you may draw X cards, where X is the amount of mana spent to cast that spell. If you do, discard two cards."
Aberrant Manawurm81%
$0.16↓#23171↓0.050.5 years
"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."
Lunar Mystic80%
$0.21↓#19540↓0.23↑14.5 years↑
"Whenever you cast an instant spell, you may pay
. If you do, draw a card."
Tackle Artist78%
$0.18↓#18749↓0.060.5 years
"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."
Exhibition Tidecaller78%
$0.41↑#8018↑0.40↑0.5 years
"Whenever you cast an instant or sorcery spell, target player mills three cards. If five or more mana was spent to cast that spell, that player mills ten cards instead."
Trail of Evidence76%
$0.30↑#9414↑0.0010.5 years↑
"Whenever you cast an instant or sorcery spell, investigate."
Customs Depot76%
$0.17↓#27543↓0.0627.0 years↑
"Whenever you cast a creature spell, you may pay
. If you do, draw a card, then discard a card."
Archmage of Runes76%
$3.31↑#924↑0.33↑1.9 years↑
"Whenever you cast an instant or sorcery spell, draw a card."
Thunderdrum Soloist76%
$0.29↑#9902↑0.100.5 years
"Whenever you cast an instant or sorcery spell, this creature deals 1 damage to each opponent. If five or more mana was spent to cast that spell, this creature deals 3 damage to each opponent instead."
Chakra Meditation74%
$0.31↑#9129↑0.14↑0.9 years
"Whenever you cast an instant or sorcery spell, draw a card. Then discard a card unless there are three or more Lesson cards in your graveyard."
Shantotto, Tactician Magician73%
$0.17↓#9806↑0.60↑1.4 years
"Whenever you cast a noncreature spell, this card gets +X/+0 until end of turn, where X is the amount of mana spent to cast that spell. If X is 4 or more, draw a card."
Archmage Emeritus72%
$0.70↑#253↑0.45↑5.5 years↑
"Whenever you cast or copy an instant or sorcery spell, draw a card."
Elemental Mascot72%
$0.11↓#20424↓0.080.5 years
"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."
Deluge Virtuoso72%
$0.09↓#21012↓0.14↑0.5 years
"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."
Riddlesmith72%
$0.20↓#5573↑0.19↑16.1 years↑
"Whenever you cast an artifact spell, you may draw a card. If you do, discard a card."
Expressive Firedancer72%
$0.06↓#22223↓0.080.5 years
"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."
Spectacular Skywhale72%
$0.16↓#19016↓0.040.5 years
"Whenever you cast an instant or sorcery spell, this creature gets +3/+0 until end of turn. If five or more mana was spent to cast that spell, put three +1/+1 counters on this creature instead."