Mercurial Pretender 
Creature — Shapeshifter
$0.15 #17306 0.00 12.1 years
You may have this creature enter as a copy of a creature you control, except it has "
: Return this creature to its owner's hand."
: Return this creature to its owner's hand."Click a line or tag to filter
Cards similar to Mercurial Pretender 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.
Sakashima the Impostor90%
$13.82↑#2020↑0.54↑21.3 years↑
"You may have this card enter as a copy of any creature on the battlefield, except its name is this card, it's legendary in addition to its other types, and it has ": Return this card to its owner's hand at the beginning of the next end step.""
: Return this card to its owner's hand at the beginning of the next end step.""
Mirror Image90%
$0.30↑#5382↑0.19↑8.1 years↓
"You may have this creature enter as a copy of a creature you control."
Gigantoplasm88%
$0.49↑#9188↑0.0510.8 years↓
"You may have this creature enter as a copy of any creature on the battlefield, except it has "
: This creature has base power and toughness X/X.""
: This creature has base power and toughness X/X.""
Stunt Double88%
$4.07↑#3805↑0.22↑10.0 years↓
"You may have this creature enter as a copy of any creature on the battlefield."
Clone88%
$0.31↑#3742↑0.31↑33.1 years↑
"You may have this creature enter as a copy of any creature on the battlefield."
Quicksilver Gargantuan86%
$0.54↑#182400.14↑15.9 years↑
"You may have this creature enter as a copy of any creature on the battlefield, except it's 7/7."
Glasspool Mimic // Glasspool Shore86%
$5.87↑#1166↑0.21↑5.9 years↓
"You may have this creature enter as a copy of a creature you control, except it's a Shapeshifter Rogue in addition to its other types."
Visage Bandit82%
$0.15#7365↑0.41↑2.4 years↓
"You may have this creature enter as a copy of a creature you control, except it's a Shapeshifter Rogue in addition to its other types."
Progenitor Mimic82%
$1.11↑#5370↑0.43↑13.3 years↑
"You may have this creature enter as a copy of any creature on the battlefield, except it has "At the beginning of your upkeep, if this creature isn't a token, create a token that's a copy of this creature.""
Malleable Impostor81%
$5.78↑#4494↑0.16↑3.0 years↓
"You may have this creature enter as a copy of a creature an opponent controls, except it's a Faerie Shapeshifter in addition to its other types and it has flying."
Mirrorhall Mimic // Ghastly Mimicry80%
$2.02↑#4095↑0.17↑4.8 years↓
"You may have this creature enter as a copy of any creature on the battlefield, except it's a Spirit in addition to its other types."
Vesuvan Doppelganger80%
$18.79↑#172480.35↑33.1 years↑
"You may have this creature enter as a copy of any creature on the battlefield, except it doesn't copy that creature's color and it has "At the beginning of your upkeep, you may have this creature become a copy of target creature, except it doesn't copy that creature's color and it has this ability.""
Renegade Doppelganger80%
$0.49↑#193450.24↑16.4 years↑
"Whenever another creature you control enters, you may have this creature become a copy of that creature until end of turn."
Waxen Shapethief79%
$0.33↑#6103↑0.15↑1.6 years↓
"You may have this creature enter as a copy of an artifact or creature you control."
Chameleon, Master of Disguise77%
$0.38↑#1879↑0.35↑1.0 years↓
"You may have this card enter as a copy of a creature you control, except his name is this card."
Flesh Duplicate77%
$8.83↑#2745↑0.48↑2.9 years↓
"You may have this creature enter as a copy of any creature on the battlefield, except it has vanishing 3 if that creature doesn't have vanishing."
Sakashima's Student77%
$18.95↑#3645↑0.51↑14.3 years↑
"You may have this creature enter as a copy of any creature on the battlefield, except it's a Ninja in addition to its other creature types."
Sliptide Serpent76%
$0.34↑#31347↓0.50↑26.6 years↑
"
: Return this creature to its owner's hand."
: Return this creature to its owner's hand."
Synth Infiltrator76%
$0.27↑#8898↑0.43↑2.5 years↓
"You may have this creature enter as a copy of any creature on the battlefield, except it's a Synth artifact creature in addition to its other types."
Darting Merfolk76%
$0.19↑#26294↓0.44↑26.9 years↑
": Return this creature to its owner's hand."
: Return this creature to its owner's hand."