Hall of Oracles
Land
{T}: Add {C}.
{1}, {T}: Add one mana of any color.
{T}: Put a +1/+1 counter on target creature. Activate only as a sorcery and only if you've cast an instant or sorcery spell this turn.
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.
Hydro-Channeler 99%
$0.17#14708
"{1}, {T}: Add one mana of any color. Spend this mana only to cast an instant or sorcery spell."
Pyramid of the Pantheon 98%
$0.41#13112
"{2}, {T}: Add one mana of any color. Put a brick counter on this artifact."
Exploding Barrel 84%
$0.30#11790
"{T}: Add one mana of any color. Put a pressure counter on this artifact."
Mox Opal 84%
$246.48#241
"{T}: Add one mana of any color. Activate only if you control three or more artifacts."