Callous Oppressor 
Creature — Octopus
$1.69 #15716 0.47 23.9 years
You may choose not to untap this creature during your untap step.
As this creature enters, an opponent chooses a creature type.
: Gain control of target creature that isn't of the chosen type for as long as this creature remains tapped.Click a line or tag to filter
Cards similar to Callous Oppressor 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.
Preacher87%
$29.26↑#22239↓0.88↑32.1 years↑
": For as long as this creature remains tapped, gain control of target creature of an opponent's choice they control."
: For as long as this creature remains tapped, gain control of target creature of an opponent's choice they control."+1 more matching line
Rubinia Soulsinger84%
$0.38↓#19060↓0.4832.3 years↑
": Gain control of target creature for as long as you control this card and this card remains tapped."
: Gain control of target creature for as long as you control this card and this card remains tapped."+1 more matching line
Merieke Ri Berit73%
$2.94↑#141350.94↑31.3 years↑
"this card doesn't untap during your untap step."
+1 more matching line
Helm of Possession72%
$4.94↑#149070.59↑28.9 years↑
"
, , Sacrifice a creature: Gain control of target creature for as long as you control this artifact and this artifact remains tapped."
, , Sacrifice a creature: Gain control of target creature for as long as you control this artifact and this artifact remains tapped."+1 more matching line
Kindred Dominance72%
$4.55↑#707↑0.64↑9.0 years↓
"Choose a creature type. Destroy all creatures that aren't of the chosen type."
Willow Satyr72%
$69.05↑#24235↓0.60↑32.3 years↑
": Gain control of target legendary creature for as long as you control this creature and this creature remains tapped."
: Gain control of target legendary creature for as long as you control this creature and this creature remains tapped."+1 more matching line
Raise the Palisade72%
$5.22↑#932↑0.83↑3.2 years↓
"Choose a creature type. Return all creatures that aren't of the chosen type to their owners' hands."
Crippling Fear70%
$0.37↓#2025↑0.27↓5.6 years↓
"Choose a creature type. Creatures that aren't of the chosen type get -3/-3 until end of turn."