Create two tokens that are copies of target creature. Put a ward {2} counter on one of those tokens and a flying counter on the other.

Flash
Flying
When Electronegative Specialist enters the battlefield, choose a number. You and creatures you control gain protection from mana values equal to the chosen number until end of turn.

Elephant of the Golden Palace enters the battlefield with your choice of a lifelink counter or an indestructible counter on it if {W} was spent to cast it. The same is true for flying or hexproof and {U}, deathtouch or menace and {B}, haste or double strike and {R}, and vigilance or trample and {G}.

Flying, first strike, vigilance

Exile target artifact, creature, or planeswalker you control, then return that card to the battlefield under its owner's control. If it enters the battlefield as a creature, it enters with a flying counter on it.

Flying
Whenever an artifact without a loop counter on it is put into your graveyard from the battlefield, return it to the battlefield with a loop counter on it.
{2}{U}: Remove a loop counter from target artifact.

Flying
{2}, Discard Fiefwatcher Gargoyle: Search your library for a basic Plains card, reveal it, put it into your hand, then shuffle.

Create two 1/1 white Spirit creature tokens with flying.
Escape—{2}{W}{B}, Exile four other cards from your graveyard.

Flash
Flying
{VP}{VP}{VP}: Draw a card.

Flying
Whenever you amp it up, draw a card, then discard a card.

Flying
{T}: Add {C}.
Spellcharge 4

This spell costs {1} less to cast for each Spirit you control.
Flying
Escape—{8}{W}{U}, Exile three other cards from your graveyard.

Flying
{VP}{VP}{VP}: Frequency Faeries gets +2/-2 until end of turn.

Whenever you cast an instant or sorcery spell, put a counter on Gi-Gecha, Tide of Victory from among flying, vigilance, trample, and +1/+1 that it doesn't have on it.
As long as Gi-Gecha has four or more counters on it, it has hexproof and is an artifact creature.
Crew 3

[+1]: Put a +1/+1 counter and your choice of counter from among deathtouch, flying or vigilance on up to one target creature.
[–3]: Draw a card for each kind of counter among permanents you control.
[–8]: You get an emblem with “At the beginning of combat on your turn, you may double the number of each kind of counter on any number of target permanents you control.”

Flying
Once each turn, whenever you cast a black spell, you may pay 1 life. If you do, create a Treasure token.
{W}{U}{B}{R}{G}: Each opponent loses 4 life and you gain 4 life.

Indulgence
Whenever you indulge, put a loyalty counter on Glauna, Decadent Demon.
[–1]: Create a 2/1 black Imp creature token with flying and “This creature can't block.”
[–2]: Destroy target creature or planeswalker. Its controller loses 2 life.

Glitch, Chaos Redeemed is all colors.
[+2]: Up to one target creature has base power and toughness 4/4 until your next turn.
[–3]: Create three 1/1 white Elemental Bird creature tokens with flying. Scry 3.
[–10]: Add {W}{W}{U}{U}{B}{B}{R}{R}{G}{G}. Draw ten cards.

Flash
Flying

Flying
Whenever Goletre's Disciple enters the battlefield or attacks, choose a counter on a permanent you control. Put a counter of that kind on target permanent you control if it doesn't have a counter of that kind on it.

Goletre, Perfected Form enters the battlefield with a lifelink counter, a +1/+1 counter, and a flying counter on it.
Whenever a creature you control attacks, choose a kind of counter on it. You may put a counter of that kind on target creature you control other than that creature.

Enchant creature
When Grasp of the Yeti enters the battlefield, you may destroy target creature with flying, artifact, or enchantment.
Enchanted creature gets +3/+3.

At the beginning of combat on your turn, put a +1/+1 counter on equipped creature.
Equipped creature has flying as long as it has two or more +1/+1 counters on it.
Equipped creature has double strike as long as it has four or more +1/+1 counters on it.
Equip {2}

Flying
Creature tokens you control get +1/+1 and have flying.

Flying
Indulgence
Whenever you indulge, search your library for a card, put it into your hand, then shuffle.