Majestic Heliopterus 
Creature — Dinosaur
$0.21 #9551 0.17 8.6 years
Flying
Whenever this creature attacks, another target Dinosaur you control gains flying until end of turn.
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Tilonalli's Knight86%
$0.07↓#29084↓0.00↓8.9 years
"Whenever this creature attacks, if you control a Dinosaur, this creature gets +1/+1 until end of turn."
Heavenly Qilin86%
$0.14↓#29708↓0.00↓8.2 years
"Whenever this creature attacks, another target creature you control gains flying until end of turn."
Trained Condor86%
$0.06↓#28667↓0.0913.1 years↑
"Whenever this creature attacks, another target creature you control gains flying until end of turn."
Chasm Drake86%
$0.13↓#30391↓0.00↓15.1 years↑
"Whenever this creature attacks, target creature you control gains flying until end of turn."
Pegasus Courser84%
$0.09↓#17660↓0.05↓8.4 years
"Whenever this creature attacks, another target attacking creature gains flying until end of turn."
Aerial Guide84%
$0.05↓#23405↓0.06↓9.1 years
"Whenever this creature attacks, another target attacking creature gains flying until end of turn."
Kinsbaile Balloonist84%
$0.14↓#26315↓0.53↑18.9 years↑
"Whenever this creature attacks, you may have target creature gain flying until end of turn."
Triceraton Commander84%
$1.50↑#14673↓0.00↓0.5 years↓
"Whenever this creature attacks, Dinosaurs you control other than this creature get +1/+1 and gain flying until end of turn."
Gwaihir, Greatest of the Eagles82%
$0.38↑#5921↑0.113.2 years↓
"Whenever this card attacks, target attacking creature gains flying until end of turn."
Garrison Griffin82%
$0.18↓#26291↓0.00↓6.9 years↓
"Whenever this creature attacks, target Knight you control gains flying until end of turn."
Stonerise Spirit82%
$0.11↓#27294↓0.245.4 years↓
"Flying"
Starry-Eyed Skyrider82%
$0.27↑#83300.221.4 years↓
"Whenever this creature attacks, another target creature you control gains flying until end of turn."
+1 more matching line
Gravity Negator82%
$0.05↓#25981↓0.00↓10.6 years↑
"Whenever this creature attacks, you may pay 
. If you do, another target creature gains flying until end of turn."
. If you do, another target creature gains flying until end of turn."
Phyrexian Pegasus80%
$0.20↓#17422↓0.253.4 years↓
"Whenever this creature attacks, another target attacking creature without flying gains flying until end of turn."
Roc Charger80%
$0.10↓#26693↓0.00↓7.9 years
"Whenever this creature attacks, target attacking creature without flying gains flying until end of turn."
+1 more matching line
Trusted Pegasus80%
$0.15↓#17541↓0.00↓7.3 years↓
"Whenever this creature attacks, target attacking creature without flying gains flying until end of turn."
Eddytrail Hawk78%
$0.06↓#20047↓0.00↓9.9 years↑
"Whenever this creature attacks, you may pay 
. If you do, another target attacking creature gains flying until end of turn."
. If you do, another target attacking creature gains flying until end of turn."
Sunfrill Imitator78%
$1.43↑#3769↑0.232.8 years↓
"Whenever this creature attacks, you may have it become a copy of another target Dinosaur you control, except its name is this card and it has this ability."
Cavalry Pegasus78%
$0.18↓#14215↓0.2613.0 years↑
"Whenever this creature attacks, each attacking Human gains flying until end of turn."
Helitrooper77%
$0.20↓#79040.36↑1.2 years↓
"Whenever this creature attacks, another target attacking creature gains flying until end of turn."