Wall of Limbs 
Creature — Zombie Wall
$0.22 #11950 0.35 12.1 years
Defender (This creature can't attack.)
Whenever you gain life, put a +1/+1 counter on this creature.
, Sacrifice this creature: Target player loses X life, where X is this creature's power.Click a line or tag to filter
Cards similar to Wall of Limbs 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.
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$0.23↑#9235↑0.07↓5.1 years↓
"Whenever you gain life, put a +1/+1 counter on this creature."
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"Whenever you gain life, put a +1/+1 counter on this creature."
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"Whenever you gain life, put a +1/+1 counter on this creature."
Tigra, Feline Fury89%
$0.22#18644↓0.00↓0.2 years↓
"Whenever you gain life, put a +1/+1 counter on this card."
MJ, Rising Star89%
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"Whenever you gain life, put a +1/+1 counter on this card."
Blood Researcher88%
$0.18↓#16018↓0.06↓5.4 years↓
"Whenever you gain life, put a +1/+1 counter on this creature."
Scion of the Swarm88%
$0.11↓#17244↓0.255.9 years↓
"Whenever you gain life, put a +1/+1 counter on this creature."
Bloodthirsty Aerialist88%
$0.18↓#6691↑0.46↑7.2 years↓
"Whenever you gain life, put a +1/+1 counter on this creature."
Elenda's Hierophant84%
$4.91↑#1872↑0.252.8 years↓
"Whenever you gain life, put a +1/+1 counter on this creature."
Exemplar of Light83%
$0.75↑#1245↑0.311.8 years↓
"Whenever you gain life, put a +1/+1 counter on this creature."
Ajani's Pridemate83%
$0.17↓#2591↑0.21↓16.1 years↑
"Whenever you gain life, put a +1/+1 counter on this creature."
Fiendish Panda82%
$0.24↑#106000.23↓1.8 years↓
"Whenever you gain life, put a +1/+1 counter on this creature."
Qala, Ajani's Pridemate82%
$0.38↑#7586↑0.09↓1.8 years↓
"Whenever you gain life, put a +1/+1 counter on this card."
Twinblade Paladin82%
$0.36↑#120410.45↑7.2 years↓
"Whenever you gain life, put a +1/+1 counter on this creature."
Vampire Scrivener82%
$0.18↓#137670.47↑4.4 years↓
"Whenever you gain life during your turn, put a +1/+1 counter on this creature."
Cleric of Life's Bond82%
$0.25↑#135440.295.9 years↓
"Whenever you gain life for the first time each turn, put a +1/+1 counter on this creature."
Excalibur II82%
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"Whenever you gain life, put a charge counter on this card."
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"Whenever you gain life, put a +1/+1 counter on this creature."
Aerith Gainsborough80%
$3.31↑#2214↑0.311.2 years↓
"Whenever you gain life, put a +1/+1 counter on this card."
Serene Steward80%
$0.13↓#19425↓0.00↓10.9 years↓
"Whenever you gain life, you may pay 
. If you do, put a +1/+1 counter on target creature."
. If you do, put a +1/+1 counter on target creature."