Flying
Noncreature spells cost more to cast.

Mutate (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)
Flying
Whenever this creature mutates, put a +1/+1 counter on it.

Flying
Exploit (When this creature enters the battlefield, you may sacrifice a creature.)
When Vulturous Aven exploits a creature, you draw two cards and you lose 2 life.

Flying
Whenever a card is put into an opponent's graveyard from anywhere, put a +1/+1 counter on Vulturous Zombie.

Flying
, Sacrifice a creature: Regenerate Wake of Vultures.

Defender, flying
: Creatures you control with defender can attack this turn as though they didn't have defender.

: Target creature loses your choice of flying, first strike, or trample until end of turn.

Defender, flying (This creature can't attack, and it can block creatures with flying.)

Defender, flying
Shroud (This creature can't be the target of spells or abilities.)

Defender, flying
: Wall of One Thousand Cuts can attack this turn as though it didn't have defender.

Defender (This creature can't attack.)
Flying
At the beginning of each end step, if Wall of Resistance was dealt damage this turn, put a +0/+1 counter on it.

Defender, flying
At the beginning of your end step, you may gain life equal to the power of target creature you control.

Defender, flying
Cumulative upkeep—An opponent gains 1 life. (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

Defender (This creature can't attack.)
Flying

Defender
: Wall of Tanglecord gains reach until end of turn. (It can block creatures with flying.)

Defender (This creature can't attack.)
Reach (This creature can block creatures with flying.)

Destroy target blue or black creature with flying.

, Sacrifice an Island: Create a 2/2 blue Elemental creature token with flying.
, Sacrifice a Mountain: Create a 3/3 red Elemental creature token.

Flying
Players play with their hands revealed.

Flying
War Falcon can't attack unless you control a Knight or a Soldier.