Balshan Griffin

Flying
, Discard a card: Return Balshan Griffin to its owner’s hand.

Cognivore

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

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.

Angelic Wall

Defender (This creature can’t attack.)
Flying

Repentant Vampire

Flying
Whenever a creature dealt damage by Repentant Vampire this turn dies, put a +1/+1 counter on Repentant Vampire.
Threshold — As long as seven or more cards are in your graveyard, Repentant Vampire is white and has “: Destroy target black creature.”

Aven Flock

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

Amugaba

Flying
, Discard a card: Return Amugaba to its owner’s hand.

Bloodcurdler

Flying
At the beginning of your upkeep, mill a card.
Threshold — As long as seven or more cards are in your graveyard, Bloodcurdler gets +1/+1 and has “At the beginning of your end step, exile two cards from your graveyard.”

Vampiric Dragon

Flying
Whenever a creature dealt damage by Vampiric Dragon this turn dies, put a +1/+1 counter on Vampiric Dragon.
: Vampiric Dragon deals 1 damage to target creature.

Aven Cloudchaser

Flying (This creature can’t be blocked except by creatures with flying or reach.)
When Aven Cloudchaser enters, destroy target enchantment.

Shivan Dragon

Flying
: This creature gets +1/+0 until end of turn.

Arden Angel

Flying
At the beginning of your upkeep, if Arden Angel is in your graveyard, roll a four-sided die. If the result is 1, return Arden Angel from your graveyard to the battlefield.

Velukan Dragon

Flying
Whenever Velukan Dragon attacks or blocks, roll a six-sided die. Velukan Dragon gets +X/+0 until end of turn, where X is the result minus 1.

Coastal Drake

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

Whirlpool Drake

Flying
When Whirlpool Drake enters, 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.

Helionaut

Flying
, : Add one mana of any color.

Haunted Angel

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