Council of the Absolute {2}{W}{U}
Creature — Human Advisor
As this creature enters, choose a noncreature, nonland card name.
Your opponents can't cast spells with the chosen name.
Spells with the chosen name you cast cost {2} less to cast.
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.
Gideon's Intervention 100%
$0.27#20514
"Your opponents can't cast spells with the chosen name."
+1 more matching line
Alhammarret, High Arbiter 100%
$0.22#19530
"Your opponents can't cast spells with the chosen name ."
Megatron, Tyrant // Megatron, Destructive Force 90%
$2.08#11410
"Your opponents can't cast spells during combat."
Tidal Barracuda 89%
$9.16#4323
"Your opponents can't cast spells during your turn."
+1 more matching line
Jennifer Walters // The Sensational She-Hulk 89%
$14.40#12167
"Your opponents can't cast spells during your turn."
Teferi, Time Raveler 89%
$7.25#1139
"Each opponent can cast spells only any time they could cast a sorcery."
Teferi, Mage of Zhalfir 89%
$3.05#4358
"Each opponent can cast spells only any time they could cast a sorcery."
Norman Osborn // Green Goblin 88%
$18.99#5662
"Spells you cast from your graveyard cost {2} less to cast."
Emet-Selch of the Third Seat 88%
$0.34#3271
"Spells you cast from your graveyard cost {2} less to cast."