Eidolon of Astral Winds 
Enchantment Creature — Spirit
$0.32 #15399 0.07 1.9 years
Vigilance
Constellation — Whenever this creature or another enchantment you control enters, choose target creature you control. Until end of turn, that creature has base power and toughness 4/4 and gains flying.
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Eutropia the Twice-Favored86%
$0.15↓#137150.18↑6.7 years↑
"Whenever an enchantment you control enters, put a +1/+1 counter on target creature. That creature gains flying until end of turn."
Triton Waverider84%
$0.07↓#29121↓0.066.7 years↑
"Whenever an enchantment you control enters, this creature gains flying until end of turn."
Oakheart Dryads82%
$0.09↓#24362↓0.0012.5 years↑
"Whenever this creature or another enchantment you control enters, target creature gets +1/+1 until end of turn."
Pious Wayfarer81%
$0.16↓#24153↓0.20↑6.7 years↑
"Whenever an enchantment you control enters, target creature gets +1/+1 until end of turn."
Daxos's Torment80%
$0.33↑#23493↓0.0010.9 years↑
"Whenever this enchantment or another enchantment you control enters, this enchantment becomes a 5/5 Demon creature with flying and haste in addition to its other types until end of turn."
Setessan Skirmisher79%
$0.07↓#28473↓0.006.7 years↑
"Whenever an enchantment you control enters, this creature gets +1/+1 until end of turn."
Mystic Penitent78%
$0.16↓#31086↓0.0025.1 years↑
"Vigilance"
Ms. Bumbleflower77%
$4.92↑#3192↑1.28↑2.2 years
"Vigilance"
Flexible Waterbender76%
$0.10↓#146420.070.9 years↓
"Vigilance"
Brightfield Glider76%
$0.11↓#20077↓0.001.7 years
"Vigilance"
Oath of the Ancient Wood76%
$0.23↓#20112↓0.0013.3 years↑
"Whenever this enchantment or another enchantment you control enters, you may put a +1/+1 counter on target creature."
Taranika, Akroan Veteran76%
$0.25↓#155780.146.7 years↑
"Vigilance"
Nexus Wardens74%
$0.21↓#171710.116.7 years↑
"Whenever an enchantment you control enters, you gain 2 life."
Nylea's Colossus74%
$4.51↑#7479↑0.008.2 years↑
"Whenever this creature or another enchantment you control enters, double target creature's power and toughness until end of turn."
Katara, Water Tribe's Hope74%
$0.54↑#4529↑0.19↑0.9 years↓
"Vigilance"
Whitewater Naiads73%
$0.25↓#173520.0712.5 years↑
"Whenever this creature or another enchantment you control enters, target creature can't be blocked this turn."
Dreadbringer Lampads70%
$0.06↓#22749↓0.0712.5 years↑
"Whenever this creature or another enchantment you control enters, target creature gains intimidate until end of turn."
Humbler of Mortals70%
$0.17↓#19748↓0.20↑12.5 years↑
"Whenever this creature or another enchantment you control enters, creatures you control gain trample until end of turn."
Savior of the Sleeping70%
$0.09↓#23378↓0.053.1 years↑
"Vigilance"
Erratic Apparition70%
$0.14↓#22483↓0.062.1 years
"Whenever an enchantment you control enters and whenever you fully unlock a Room, this creature gets +1/+1 until end of turn."