Scion of the Swarm 
Creature — Vampire Cleric
$0.11 #17244 0.25 5.9 years
Flying
Whenever you gain life, put a +1/+1 counter on this creature.
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Blood Researcher100%
$0.18↑#160180.06↓5.4 years
"Whenever you gain life, put a +1/+1 counter on this creature."
Bloodthirsty Aerialist100%
$0.18↑#6691↑0.46↑7.2 years↑
"Whenever you gain life, put a +1/+1 counter on this creature."
Celestial Unicorn100%
$0.23↑#9235↑0.07↓5.1 years
"Whenever you gain life, put a +1/+1 counter on this creature."
Bloodbond Vampire100%
$0.25↑#13533↑0.3010.9 years↑
"Whenever you gain life, put a +1/+1 counter on this creature."
Pest Mascot100%
$0.25↑#9655↑0.00↓0.4 years↓
"Whenever you gain life, put a +1/+1 counter on this creature."
Tigra, Feline Fury100%
$0.22↑#186440.00↓0.2 years↓
"Whenever you gain life, put a +1/+1 counter on this card."
MJ, Rising Star100%
$0.23↑#158200.08↓0.9 years↓
"Whenever you gain life, put a +1/+1 counter on this card."
Exemplar of Light96%
$0.75↑#1245↑0.311.8 years↓
"Whenever you gain life, put a +1/+1 counter on this creature."
Ajani's Pridemate96%
$0.17↑#2591↑0.2116.1 years↑
"Whenever you gain life, put a +1/+1 counter on this creature."
Vampire Scrivener95%
$0.18↑#13767↑0.47↑4.4 years↓
"Whenever you gain life during your turn, put a +1/+1 counter on this creature."
Cleric of Life's Bond94%
$0.25↑#13544↑0.295.9 years
"Whenever you gain life for the first time each turn, put a +1/+1 counter on this creature."
Twinblade Paladin94%
$0.36↑#12041↑0.45↑7.2 years↑
"Whenever you gain life, put a +1/+1 counter on this creature."
Qala, Ajani's Pridemate94%
$0.38↑#7586↑0.09↓1.8 years↓
"Whenever you gain life, put a +1/+1 counter on this card."
Elenda's Hierophant93%
$4.91↑#1872↑0.252.8 years↓
"Whenever you gain life, put a +1/+1 counter on this creature."
Excalibur II93%
$0.70↑#4735↑0.221.2 years↓
"Whenever you gain life, put a charge counter on this card."
Voice of the Blessed92%
$1.96↑#3108↑0.334.8 years↓
"Whenever you gain life, put a +1/+1 counter on this creature."
Serene Steward92%
$0.13↑#194250.00↓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."
Aerith Gainsborough90%
$3.31↑#2214↑0.311.2 years↓
"Whenever you gain life, put a +1/+1 counter on this card."
Archangel of Thune90%
$17.32↑#1395↑0.59↑13.1 years↑
"Whenever you gain life, put a +1/+1 counter on each creature you control."
Wall of Limbs88%
$0.22↑#11950↑0.3512.1 years↑
"Whenever you gain life, put a +1/+1 counter on this creature."