Bubble Smuggler 

Creature — Octopus Fish
$0.06 #21048 0.56 2.6 years
Disguise 
(You may cast this card face down for
as a 2/2 creature with ward
. Turn it face up any time for its disguise cost.)
As this creature is turned face up, put four +1/+1 counters on it.
Click a line or tag to filter
Cards similar to Bubble Smuggler 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.
Hooded Hydra92%
$0.75↑#3354↑0.13↓11.9 years↑
"As this creature is turned face up, put five +1/+1 counters on it."
Guardian Shield-Bearer87%
$0.14↑#26840↓0.6011.4 years↑
"When this creature is turned face up, put a +1/+1 counter on another target creature you control."
Dog Walker84%
$0.24↑#229330.562.6 years
"Disguise 
You may cast this card face down for
as a 2/2 creature with ward
. Turn it face up any time for its disguise cost."
Concealed Weapon82%
$0.17↑#215970.00↓2.6 years
"Disguise 
You may cast this card face down for
as a 2/2 creature with ward
. Turn it face up any time for its disguise cost."
Crowd-Control Warden82%
$0.11↑#219510.00↓2.6 years
"As this creature enters or is turned face up, put X +1/+1 counters on it, where X is the number of other creatures you control."
+1 more matching line
Mistway Spy82%
$0.10↑#186010.22↓2.6 years
"Disguise 
You may cast this card face down for
as a 2/2 creature with ward
. Turn it face up any time for its disguise cost."
Branch of Vitu-Ghazi80%
$0.28↑#7415↑0.21↓2.6 years
"Disguise
You may cast this card face down for
as a 2/2 creature with ward
. Turn it face up any time for its disguise cost."
Pyrotechnic Performer79%
$0.23↑#11787↑0.12↓2.6 years
"Disguise
You may cast this card face down for
as a 2/2 creature with ward
. Turn it face up any time for its disguise cost."
Exit Specialist78%
$0.20↑#14186↑0.27↓2.6 years
"Disguise 
You may cast this card face down for
as a 2/2 creature with ward
. Turn it face up any time for its disguise cost."
Offender at Large78%
$0.12↑#27089↓0.25↓2.6 years
"Disguise 
You may cast this card face down for
as a 2/2 creature with ward
. Turn it face up any time for its disguise cost."
Warbreak Trumpeter78%
$0.24↑#221520.00↓23.6 years↑
"When this creature is turned face up, create X 1/1 red Goblin creature tokens."
+1 more matching line
Greenbelt Radical78%
$0.15↑#14773↑0.472.6 years
"Disguise 

You may cast this card face down for
as a 2/2 creature with ward
. Turn it face up any time for its disguise cost."
True Identity78%
$0.17↑#170910.00↓2.6 years
"Disguise
You may cast this card face down for
as a 2/2 creature with ward
. Turn it face up any time for its disguise cost."
Aquamorph Entity76%
$0.10↑#28006↓0.00↓19.6 years↑
"Morph 
You may cast this card face down as a 2/2 creature for
. Turn it face up any time for its morph cost."
Sumala Sentry76%
$0.11↑#231640.502.6 years
"Whenever a face-down permanent you control is turned face up, put a +1/+1 counter on it and a +1/+1 counter on this creature."
Aven Farseer74%
$0.08↑#29780↓0.31↓23.3 years↑
"Whenever a permanent is turned face up, put a +1/+1 counter on this creature."
Adaptive Shimmerer74%
$0.12↑#231690.00↓6.4 years↑
"This creature enters with three +1/+1 counters on it."