The Seventh Doctor 
Legendary Creature — Time Lord Doctor
$0.31 #11066 0.66 2.9 years
Whenever The Seventh Doctor attacks, choose a card in your hand. Defending player guesses whether that card's mana value is greater than the number of artifacts you control. If they guessed wrong, you may cast it without paying its mana cost. If you don't cast a spell this way, investigate. (Create a Clue token. It's an artifact with "
, Sacrifice this token: Draw a card.")
, Sacrifice this token: Draw a card.")Click a line or tag to filter
Cards similar to The Seventh Doctor 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.
Master of Predicaments73%
$0.37↑#114830.31↓12.1 years↑
"Whenever this creature deals combat damage to a player, choose a card in your hand. That player guesses whether the card's mana value is greater than 4. If the player guessed wrong, you may cast the card without paying its mana cost."
Sophina, Spearsage Deserter71%
$0.36↑#14853↓0.07↓4.9 years↑
"Whenever this card attacks, investigate once for each nontoken attacking creature."
Yennett, Cryptic Sovereign70%
$0.37↑#110690.27↓8.1 years↑
"Whenever this card attacks, reveal the top card of your library. You may cast it without paying its mana cost if its mana value is odd. If you don't cast it, draw a card."