Keyword: Flying

Flying
When Niv-Mizzet Reborn enters the battlefield, reveal the top ten cards of your library. For each color pair, choose a card that’s exactly those colors from among them. Put the chosen cards into your hand and the rest on the bottom of your library in a random order.

Flying, first strike, vigilance, lifelink

Flying, first strike, vigilance
Whenever Parhelion II attacks, create two 4/4 white Angel creature tokens with flying and vigilance that are attacking.
Crew 4 (Tap any number of creatures you control with total power 4 or more: This Vehicle becomes an artifact creature until end of turn.)

Flying
Whenever you cast an instant or sorcery spell that targets a creature you control, exile that card instead of putting it into your graveyard as it resolves. If you do, return it to your hand at the beginning of the next end step.

Flying
Whenever Guildpact Informant deals combat damage to a player or planeswalker, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Flying
When Elite Guardmage enters the battlefield, you gain 3 life and draw a card.

Flying
Whenever Grateful Apparition deals combat damage to a player or planeswalker, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Flying
Whenever Archon of the Triumvirate attacks, detain up to two target nonland permanents your opponents control. (Until your next turn, those permanents can’t attack or block and their activated abilities can’t be activated.)

Flying
When Sky Hussar enters the battlefield, untap all creatures you control.
Forecast — Tap two untapped white and/or blue creatures you control, Reveal Sky Hussar from your hand: Draw a card. (Activate this ability only during your upkeep and only once each turn.)

Flying
Whenever a Dragon you control attacks, create a 6/6 red Dragon creature token with flying.

Flying, trample
Shroud (This creature can’t be the target of spells or abilities.)

Flying
Sacrifice Judge’s Familiar: Counter target instant or sorcery spell unless its controller pays .

Flying
Whenever Isperia the Inscrutable deals combat damage to a player, choose a card name. That player reveals their hand. If a card with the chosen name is revealed this way, search your library for a creature card with flying, reveal it, put it into your hand, then shuffle your library.

Defender (This creature can’t attack.)
Flying
When Stoic Ephemera blocks, sacrifice it at end of combat.

Flying
Evolve (Whenever a creature enters the battlefield under your control, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.)

Flying
Pride of the Clouds gets +1/+1 for each other creature with flying on the battlefield.
Forecast — , Reveal Pride of the Clouds from your hand: Create a 1/1 white and blue Bird creature token with flying. (Activate this ability only during your upkeep and only once each turn.)

Flying
Whenever a creature attacks you or a planeswalker you control, you may draw a card.

Flying
When Deathpact Angel dies, create a 1/1 white and black Cleric creature token. It has “, , Sacrifice this creature: Return a card named Deathpact Angel from your graveyard to the battlefield.”

Flying
: Windreaver gains vigilance until end of turn.
: Windreaver gets +0/+1 until end of turn.
: Switch Windreaver’s power and toughness until end of turn.
: Return Windreaver to its owner’s hand.

Flying
Haunt (When this creature dies, exile it haunting target creature.)
When Belfry Spirit enters the battlefield or the creature it haunts dies, create two 1/1 black Bat creature tokens with flying.

Flying
When Lyev Skyknight enters the battlefield, detain target nonland permanent an opponent controls. (Until your next turn, that permanent can’t attack or block and its activated abilities can’t be activated.)

You can’t cast this spell unless an opponent lost life this turn.
Flying, trample
Creature spells you cast cost less to cast for each 1 life your opponents have lost this turn.

Defender, flying

Bloodthirst 3 (If an opponent was dealt damage this turn, this creature enters the battlefield with three +1/+1 counters on it.)
Flying
: Return Skarrgan Firebird from your graveyard to your hand. Activate this ability only if an opponent was dealt damage this turn.

Flying
Whenever Skymark Roc attacks, you may return target creature defending player controls with toughness 2 or less to its owner’s hand.