Uktabi Drake

Flying, haste
Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)

Stormcloud Djinn

Flying
Stormcloud Djinn can block only creatures with flying.
: Stormcloud Djinn gets +2/+0 until end of turn and deals 1 damage to you.

Castle Raptors

Flying
As long as Castle Raptors is untapped, it gets +0/+2.

Tombstalker

Flying
Delve (Each card you exile from your graveyard while casting this spell pays for .)

Celestial Crusader

Flash (You may cast this spell any time you could cast an instant.)
Split second (As long as this spell is on the stack, players can’t cast spells or activate abilities that aren’t mana abilities.)
Flying
Other white creatures get +1/+1.

Tolarian Sentinel

Flying
, , Discard a card: Return target permanent you control to its owner’s hand.

Sengir Nosferatu

Flying
, Exile Sengir Nosferatu: Create a 1/2 black Bat creature token with flying. It has “, Sacrifice this creature: Return an exiled card named Sengir Nosferatu to the battlefield under its owner’s control.”

Akroma, Angel of Fury

This spell can’t be countered.
Flying, trample, protection from white and from blue
: Akroma, Angel of Fury gets +1/+0 until end of turn.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Mirri the Cursed

Flying, first strike, haste
Whenever Mirri the Cursed deals combat damage to a creature, put a +1/+1 counter on Mirri the Cursed.

Stinkweed Imp

Flying
Whenever Stinkweed Imp deals combat damage to a creature, destroy that creature.
Dredge 5 (If you would draw a card, you may mill five cards instead. If you do, return this card from your graveyard to your hand.)

Duskrider Peregrine

Flying, protection from black
Suspend 3— (Rather than cast this card from your hand, you may pay and exile it with three time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, cast it without paying its mana cost. It has haste.)

Crookclaw Transmuter

Flash (You may cast this spell any time you could cast an instant.)
Flying
When Crookclaw Transmuter enters the battlefield, switch target creature’s power and toughness until end of turn.

Scryb Ranger

Flash (You may cast this spell any time you could cast an instant.)
Flying, protection from blue
Return a Forest you control to its owner’s hand: Untap target creature. Activate this ability only once each turn.

Angel of Salvation

Flash; convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature’s color.)
Flying
When Angel of Salvation enters the battlefield, prevent the next 5 damage that would be dealt this turn to any number of targets, divided as you choose.

Draining Whelk

Flash (You may cast this spell any time you could cast an instant.)
Flying
When Draining Whelk enters the battlefield, counter target spell. Put X +1/+1 counters on Draining Whelk, where X is that spell’s converted mana cost.

Deepcavern Imp

Flying, haste
Echo—Discard a card. (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)

Knight of Sursi

Flying; flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.)
Suspend 3— (Rather than cast this card from your hand, you may pay and exile it with three time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, cast it without paying its mana cost. It has haste.)

Aven Riftwatcher

Flying
Vanishing 3 (This creature enters the battlefield with three time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)
When Aven Riftwatcher enters the battlefield or leaves the battlefield, you gain 2 life.

Errant Ephemeron

Flying
Suspend 4— (Rather than cast this card from your hand, you may pay and exile it with four time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, cast it without paying its mana cost. It has haste.)

Spiketail Drakeling

Flying
Sacrifice Spiketail Drakeling: Counter target spell unless its controller pays .

Flickerwisp

Flying
When Flickerwisp enters the battlefield, exile another target permanent. Return that card to the battlefield under its owner’s control at the beginning of the next end step.

Cloudseeder

Flying
, , Discard a card: Create a 1/1 blue Faerie creature token named Cloud Sprite. It has flying and “Cloud Sprite can block only creatures with flying.”

Stonecloaker

Flash (You may cast this spell any time you could cast an instant.)
Flying
When Stonecloaker enters the battlefield, return a creature you control to its owner’s hand.
When Stonecloaker enters the battlefield, exile target card from a graveyard.

Mulldrifter

Flying
When Mulldrifter enters the battlefield, draw two cards.
Evoke (You may cast this spell for its evoke cost. If you do, it’s sacrificed when it enters the battlefield.)

Serra Avenger

You can’t cast this spell during your first, second, or third turns of the game.
Flying
Vigilance (Attacking doesn’t cause this creature to tap.)