Flying
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
When Bloodwater Entity enters the battlefield, you may put target instant or sorcery card from your graveyard on top of your library.

Put a -1/-1 counter on target creature. Blur of Blades deals 2 damage to that creature's controller.

Destroy all creatures. Lands you control don't untap during your next untap step.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

First strike
, Discard a card: Burning-Fist Minotaur gets +2/+0 until end of turn.

Flying

When Champion of Wits enters the battlefield, you may draw cards equal to its power. If you do, discard two cards.
Eternalize (, Exile this card from your graveyard: Create a token that's a copy of it, except it's a 4/4 black Zombie Naga Wizard with no mana cost. Eternalize only as a sorcery.)

Aftermath (Cast this spell only from your graveyard. Then exile it.)
Discard any number of cards, then draw that many cards.

Chandra's Defeat deals 5 damage to target red creature or red planeswalker. If that permanent is a Chandra planeswalker, you may discard a card. If you do, draw a card.

When Chaos Maw enters the battlefield, it deals 3 damage to each other creature.

Cinder Barrens enters the battlefield tapped.
: Add or .

Return target creature card with converted mana cost 2 or less from your graveyard to the battlefield.

Return target nonland permanent to its owner's hand.

Aftermath (Cast this spell only from your graveyard. Then exile it.)
Copy target instant or sorcery spell. You may choose new targets for the copy.

Counter target spell unless its controller pays for each card in your graveyard.
Cycling (, Discard this card: Draw a card.)

Creatures you control gain trample until end of turn. (A creature with trample can deal excess combat damage to the player or planeswalker it's attacking.)
Draw a card.

Other Horses you control have indestructible.
At the beginning of each end step, if you gained life this turn, create a 5/5 white Horse creature token.

, : Exile target card from a graveyard.
, Exile Crook of Condemnation: Exile all cards from all graveyards.

When Crypt of the Eternals enters the battlefield, you gain 1 life.
: Add .
, : Add , , or .

Whenever you cycle or discard a card, Cunning Survivor gets +1/+0 until end of turn and can't be blocked this turn.