Rishkar's Expertise 


Sorcery
Draw cards equal to the greatest power among creatures you control.
You may cast a spell with mana value 5 or less from your hand without paying its mana cost.
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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.
The Legend of Kyoshi // Avatar Kyoshi 100%
$5.49#3451
"Draw cards equal to the greatest power among creatures you control."
Baral's Expertise 100%
$0.29#3772
"You may cast a spell with mana value 4 or less from your hand without paying its mana cost."
Yahenni's Expertise 99%
$0.45#8525
"You may cast a spell with mana value 3 or less from your hand without paying its mana cost."
Sram's Expertise 99%
$0.57#7019
"You may cast a spell with mana value 3 or less from your hand without paying its mana cost."
Kari Zev's Expertise 99%
$1.25#6799
"You may cast a spell with mana value 2 or less from your hand without paying its mana cost."
Founding the Third Path 81%
$0.23#13699
"You may cast an instant or sorcery spell with mana value 1 or 2 from your hand without paying its mana cost."
Lurrus of the Dream-Den 81%
$1.97#2737
"Once during each of your turns, you may cast a permanent spell with mana value 2 or less from your graveyard."
Last March of the Ents 81%
$27.57#987
"Draw cards equal to the greatest toughness among creatures you control, then put any number of creature cards from your hand onto the battlefield."