msem-instigator

When Lisa, the Daughter enters, create Mother, a legendary 4/1 black Demon creature token with flying and “This creature can't block.”
If a source would deal damage to Lisa while you control a Demon creature, instead that damage is dealt to a Demon creature you control of your choice.

Flying
Whenever Literary Lioness deals combat damage to player, draw three cards, then discard two cards.
If you would draw a card while your library has no cards in it, you win the game instead.

Flash
Flying
When Living Antimagic enters, counter target spell unless its controller pays {2}.
Spells that target Living Antimagic cost {2} more to cast.

Flying, lifelink
Other Demons you control have flying and lifelink.
If you would create a creature token, you may instead pay 5 life and create a 5/5 black Demon creature token.

Flying
When Lizhao, Lord of the Yaogu enters, you may put target creature card from an opponent's graveyard onto the battlefield tapped and under your control.
When Lizhao dies, each opponent sacrifices a creature.
Revive {3}{B}{B} ({3}{B}{B}, Exile this card from your graveyard: Create a token that's a copy of it except it has no mana cost. Revive only as a sorcery.)

Counter target spell unless its controller pays {1}. If you control a creature with flying, counter that spell unless its controller pays {4} instead.

Flying
Crew 2 (Tap any number of creatures you control with total power 2 or greater: This Vehicle becomes an artifact creature until end of turn.)

{T}: Add {U}.
{U}, {T}: Target creature gains flying until end of turn.

Lonely Aerie enters tapped.
{T}: Add {W} or {U}.
{W}{U}: Until end of turn, Lonely Aerie becomes a Bird creature with flying in addition to its other types.
Scavenge {W}{U}

Flying, deathtouch

Flying
Long-Finned Skywhale can block only creatures with flying.

Flying (This creature can't be blocked except by creatures with flying or reach.)
When Loot Hoarder Dragon enters, gain control of target artifact.

Flying (This creature can't be blocked except by creatures with flying or reach.)
Whenever Lord Jared, the Griffin Knight attacks, put a +1/+1 counter on each other attacking creature you control.

Flying
When Lord Rokai becomes the target of a spell, sacrifice it.
Whenever you cast an instant or sorcery spell, you may pay {2}{U}. If you do, return Lord Rokai from your graveyard to the battlefield.

Flying, trample
When Lord of Sacrilege enters, each opponent loses 3 life, discards a card, then sacrifices a nonland permanent. If you control three or more Demons and/or Warlocks, instead each opponent loses 6 life, discards two cards, then sacrifices two nonland permanents.

Flying (This creature can't be blocked except by creatures with flying or reach.)
When Lord of Swarms enters or dies, target creature gets -2/-2 until end of turn.

Flying (This creature can't be blocked except by creatures with flying or reach.)

Counter target spell. Create a 1/1 blue Elemental creature token with flying.

Flying
Heretic (Whenever you cast a spell that doesn't share a color with this creature, it gets +1/+1 until end of turn.)

Whenever you make first contact, create a 1/1 white Bird creature token with flying. (You make first contact the first time each turn you cast a spell with a name not in your graveyard or control already.)
Whenever three or more creatures you control deal combat damage to a player, create a token that's a copy of another target permanent you control.

Flying
Whenever Lower Stratosphere Destroyer blocks or becomes blocked by a creature with flying, it gets +2/+2 until end of turn.
Crew 2

Create a 1/1 white Bird creature token with flying. (Then exile this card. You may cast the creature later from exile.)

When you cast this spell, copy it for each color of mana spent to cast it beyond the first.
Flying

Flash
Flying
When Lunar Emissary enters, exile another target creature you control until Lunar Emissary leaves the battlefield.

Flying
Golden age (If you cast an instant or sorcery spell, activated a nonmana ability, and attacked this turn, enter a renaissance for this game.)
Lunar Flock has vigilance as long as you're in a renaissance.