Childhood Horror

Flying
Threshold — As long as seven or more cards are in your graveyard, Childhood Horror gets +2/+2 and can’t block.

Cognivore

Flying
Cognivore’s power and toughness are each equal to the number of instant cards in all graveyards.

Angelic Wall

Defender (This creature can’t attack.)
Flying

Shivan Dragon

Flying (This creature can’t be blocked except by creatures with flying or reach.)
: Shivan Dragon gets +1/+0 until end of turn.

Crypt Angel

Flying, protection from white
When Crypt Angel enters the battlefield, return target blue or red creature card from your graveyard to your hand.

Crypt Angel

Flying, protection from white
When Crypt Angel enters the battlefield, return target blue or red creature card from your graveyard to your hand.

Blazing Specter

Flying, haste
Whenever Blazing Specter deals combat damage to a player, that player discards a card.

Arden Angel

Flying
At the beginning of your upkeep, if Arden Angel is in your graveyard, choose a number from 1 to 4 at random. If the chosen number is 1, return Arden Angel from your graveyard to the battlefield.

Velican Dragon

Flying
Whenever Velican Dragon attacks or blocks, it gets +X/+0 until end of turn, where X is a number from 0 to 5 chosen at random.

Whirlpool Drake

Flying
When Whirlpool Drake enters the battlefield, shuffle the cards from your hand into your library, then draw that many cards.
When Whirlpool Drake dies, shuffle the cards from your hand into your library, then draw that many cards.

Desolation Angel

Kicker (You may pay an additional as you cast this spell.)
Flying
When Desolation Angel enters the battlefield, destroy all lands you control. If it was kicked, destroy all lands instead.

Haunted Angel

Flying
When Haunted Angel dies, exile Haunted Angel and each other player creates a 3/3 black Angel creature token with flying.

Helionaut

Flying
, : Add one mana of any color.

Coastal Drake

Flying
, : Return target Kavu to its owner’s hand.

Serra Advocate

Flying
: Target attacking or blocking creature gets +2/+2 until end of turn.