Scalpelexis

Flying (This creature can’t be blocked except by creatures with flying or reach.)
Whenever Scalpelexis deals combat damage to a player, that player exiles the top four cards of their library. If two or more of those cards have the same name, repeat this process.

Mahamoti Djinn

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

Goblin Sky Raider

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

Thieving Magpie

Flying (This creature can’t be blocked except by creatures with flying or reach.)
Whenever Thieving Magpie deals damage to an opponent, draw a card.

Spiketail Hatchling

Flying (This creature can’t be blocked except by creatures with flying or reach.)
Sacrifice Spiketail Hatchling: Counter target spell unless its controller pays .

Lord of the Pit

Flying, trample
At the beginning of your upkeep, sacrifice a creature other than Lord of the Pit. If you can’t, Lord of the Pit deals 7 damage to you.

Platinum Angel

Flying
You can’t lose the game and your opponents can’t win the game.

Skyhunter Patrol

Flying, first strike (This creature can’t be blocked except by creatures with flying or reach, and it deals combat damage before creatures without first strike.)

Sage Owl

Flying
When Sage Owl enters the battlefield, look at the top four cards of your library, then put them back in any order.

Thieving Magpie

Flying (This creature can’t be blocked except by creatures with flying or reach.)
Whenever Thieving Magpie deals damage to an opponent, draw a card.

Fog Elemental

Flying (This creature can’t be blocked except by creatures with flying or reach.)
When Fog Elemental attacks or blocks, sacrifice it at end of combat.

Hypnotic Specter

Flying
Whenever Hypnotic Specter deals damage to an opponent, that player discards a card at random.

Ascendant Evincar

Flying (This creature can’t be blocked except by creatures with flying or reach.)
Other black creatures get +1/+1.
Nonblack creatures get -1/-1.

Nightmare

Flying (This creature can’t be blocked except by creatures with flying or reach.)
Nightmare’s power and toughness are each equal to the number of Swamps you control.

Aven Windreader

Flying (This creature can’t be blocked except by creatures with flying or reach.)
: Target player reveals the top card of their library.

Fog Elemental

Flying (This creature can’t be blocked except by creatures with flying or reach.)
When Fog Elemental attacks or blocks, sacrifice it at end of combat.

Snapping Drake

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