Anointed Peacekeeper 
Creature — Human Cleric
$0.32 #18756 1.00 4.0 years
Vigilance
As this creature enters, look at an opponent's hand, then choose any card name.
Spells your opponents cast with the chosen name cost more to cast.
more to cast.Activated abilities of sources with the chosen name cost more to activate unless they're mana abilities.
more to activate unless they're mana abilities.Click a line or tag to filter
Cards similar to Anointed Peacekeeper 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.
Skyseer's Chariot94%
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"Activated abilities of sources with the chosen name cost more to activate."
more to activate."+1 more matching line
Sorcerous Spyglass92%
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"As this artifact enters, look at an opponent's hand, then choose any card name."
+1 more matching line
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"Activated abilities of sources with the chosen name can't be activated unless they're mana abilities."
+2 more matching lines
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$0.61↑#13539↑1.0520.9 years↑
"Activated abilities cost more to activate unless they're mana abilities."
more to activate unless they're mana abilities."
Pithing Needle86%
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"Activated abilities of sources with the chosen name can't be activated unless they're mana abilities."
+1 more matching line
Curse of Silence82%
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"Spells with the chosen name enchanted player casts cost more to cast."
more to cast."+1 more matching line
Phyrexian Revoker81%
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"Activated abilities of sources with the chosen name can't be activated."
+1 more matching line
Petrified Hamlet80%
$0.82↑#9844↑0.00↓0.4 years↓
"Activated abilities of sources with the chosen name can't be activated unless they're mana abilities."
+1 more matching line
God-Pharaoh's Statue79%
$0.64↑#2408↑1.32↑7.3 years↑
"Spells your opponents cast cost more to cast."
more to cast."
Lightstall Inquisitor79%
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"Vigilance"
Telepathic Spies76%
$0.07↓#30296↓0.53↓27.2 years↑
"When this creature enters, look at target opponent's hand."
Wanderguard Sentry76%
$0.02↓#31581↓0.29↓22.9 years↑
"When this creature enters, look at target opponent's hand."
Talas Explorer76%
$0.34↑#24811↓0.05↓28.2 years↑
"When this creature enters, look at target opponent's hand."
Wu Scout76%
$4.49↑#23526↓0.38↓27.3 years↑
"When this creature enters, look at target opponent's hand."
Ingenious Thief75%
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"When this creature enters, look at target player's hand."
Grand Arbiter Augustin IV74%
$17.01↑#1794↑2.58↑20.3 years↑
"Spells your opponents cast cost 
more to cast."
more to cast."+1 more matching line
Alhammarret, High Arbiter74%
$0.23↓#197410.57↓11.1 years↑
"As this card enters, each opponent reveals their hand. You choose the name of a nonland card revealed this way."
+1 more matching line
Arachne, Psionic Weaver74%
$0.31↓#11410↑0.61↓1.0 years↓
"As this card enters, look at an opponent's hand, then choose a card type other than creature."
+1 more matching line
Sphere of Resistance74%
$9.51↑#8361↑1.32↑28.2 years↑
"Spells cost more to cast."
more to cast."
Paladin Class72%
$0.41↑#4687↑0.40↓5.1 years↑
"Spells your opponents cast during your turn cost more to cast."
more to cast."