Eye of Ugin
Legendary Land
$58.53 #2967 0.82 16.6 years
Colorless Eldrazi spells you cast cost 
less to cast.
less to cast.
, 
: Search your library for a colorless creature card, reveal it, put it into your hand, then shuffle.Click a line or tag to filter
Cards similar to Eye of Ugin 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.
Conduit of Ruin77%
$4.34↓#2362↑0.51↓10.9 years↓
"The first creature spell you cast each turn costs less to cast."
less to cast."+1 more matching line
Sanctum of Ugin76%
$3.13↓#29360.27↓10.9 years↓
"Whenever you cast a colorless spell with mana value 7 or greater, you may sacrifice this land. If you do, search your library for a colorless creature card, reveal it, put it into your hand, then shuffle."
Herald of Kozilek72%
$0.37↓#6236↓0.07↓10.9 years↓
"Colorless spells you cast cost 
less to cast."
less to cast."
Planar Gate70%
$77.60↑#21320↓0.68↓32.3 years↑
"Creature spells you cast cost less to cast."
less to cast."