Emissary's Ploy
Conspiracy
(Start the game with this conspiracy face up in the command zone.)
Before drawing your opening hand, choose 1, 2, or 3.
You may spend mana as though it were mana of any color to cast creature spells with mana value equal to the chosen number.
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.
Nathan Drake, Treasure Hunter 94%
$4.72#14996
"You may spend mana as though it were mana of any color to cast spells you don't own or to activate abilities of permanents you control but don't own."
Quicksilver Elemental 87%
$23.98#8111
"You may spend blue mana as though it were mana of any color to pay the activation costs of this creature's abilities."
Manascape Refractor 84%
$1.38#10856
"You may spend mana as though it were mana of any color to pay the activation costs of this artifact's abilities."
Case File Auditor 83%
$0.14#23667
"You may spend mana as though it were mana of any color to cast Case spells."
Oath of Nissa 82%
$0.50#7671
"You may spend mana as though it were mana of any color to cast planeswalker spells."