Mesa Pegasus

Flying; banding (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding you control are blocking or being blocked by a creature, you divide that creature’s combat damage, not its controller, among any of the creatures it’s being blocked by or is blocking.)

Bog Imp

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

Vampire Bats

Flying (This creature can’t be blocked except by creatures with flying or reach.)
: Vampire Bats gets +1/+0 until end of turn. Activate no more than twice each turn.

Emberwilde Caliph

Flying, trample
Emberwilde Caliph attacks each combat if able.
Whenever Emberwilde Caliph deals damage, you lose that much life.

Shauku, Endbringer

Flying
Shauku, Endbringer can’t attack if there’s another creature on the battlefield.
At the beginning of your upkeep, you lose 3 life.
: Exile target creature and put a +1/+1 counter on Shauku.

Crimson Roc

Flying
Whenever Crimson Roc blocks a creature without flying, Crimson Roc gets +1/+0 and gains first strike until end of turn.

Mindbender Spores

Defender (This creature can’t attack.)
Flying
Whenever Mindbender Spores blocks a creature, put four fungus counters on that creature. The creature gains “This creature doesn’t untap during your untap step if it has a fungus counter on it” and “At the beginning of your upkeep, remove a fungus counter from this creature.”

Asmira, Holy Avenger

Flying
At the beginning of each end step, put a +1/+1 counter on Asmira, Holy Avenger for each creature put into your graveyard from the battlefield this turn.

Catacomb Dragon

Flying
Whenever Catacomb Dragon becomes blocked by a nonartifact, non-Dragon creature, that creature gets -X/-0 until end of turn, where X is half the creature’s power, rounded down.

Teferi’s Drake

Flying
Phasing (This phases in or out before you untap during each of your untap steps. While it’s phased out, it’s treated as though it doesn’t exist.)

Frenetic Efreet

Flying
: Flip a coin. If you win the flip, Frenetic Efreet phases out. If you lose the flip, sacrifice Frenetic Efreet. (While it’s phased out, it’s treated as though it doesn’t exist. It phases in before you untap during your next untap step.)

Ravenous Vampire

Flying
At the beginning of your upkeep, you may sacrifice a nonartifact creature. If you do, put a +1/+1 counter on Ravenous Vampire. If you don’t, tap Ravenous Vampire.

Crimson Hellkite

Flying
, : Crimson Hellkite deals X damage to target creature. Spend only red mana on X.

Locust Swarm

Flying
: Regenerate Locust Swarm.
: Untap Locust Swarm. Activate only once each turn.

Uktabi Faerie

Flying
, Sacrifice Uktabi Faerie: Destroy target artifact.

Leering Gargoyle

Flying
: Leering Gargoyle gets -2/+2 and loses flying until end of turn.

Hakim, Loreweaver

Flying
: Return target Aura card from your graveyard to the battlefield attached to Hakim, Loreweaver. Activate only during your upkeep and only if Hakim isn’t enchanted.
, : Destroy all Auras attached to Hakim.

Spirit of the Night

Flying, trample, haste, protection from black
Spirit of the Night has first strike as long as it’s attacking.