mtg.wtf

Whenever Ashmouth Hound blocks or becomes blocked by a creature, Ashmouth Hound deals 1 damage to that creature.

Whenever Ashnod's Harvester attacks, exile target card from a graveyard.
Unearth {1}{B}

Flying

First strike, menace
Chainsword — Whenever a creature an opponent controls dies, that player loses 2 life.

At the beginning of each player's upkeep, if that player has no cards in hand, you draw a card and you lose 1 life.
Madness {1}{B}

Megamorph {2}{R}
When Atarka Efreet is turned face up, it deals 1 damage to any target.

Flying, trample
Whenever a Dragon you control attacks, it gains double strike until end of turn.

Indestructible
As long as your devotion to white and black is less than seven, Athreos isn't a creature.
Whenever another creature you own dies, return it to your hand unless target opponent pays 3 life.

Whenever you cast a noncreature spell, put an oil counter on Atmosphere Surgeon.
Remove an oil counter from Atmosphere Surgeon: Target creature gains flying until end of turn. Activate only as a sorcery.

Whenever you roll a 1 or 2, put that many +1/+1 counters on Atomwheel Acrobats.
{2}{G}: Roll a six-sided die.

Menace
When Atris, Oracle of Half-Truths enters the battlefield, target opponent looks at the top three cards of your library and separates them into a face-down pile and a face-up pile. Put one pile into your hand and the other into your graveyard.

Alliance — Whenever another creature enters the battlefield under your control, Attended Socialite gets +1/+1 until end of turn.

Audacious Infiltrator can't be blocked by artifact creatures.

Auntie's Snitch can't block.
Prowl {1}{B}
Whenever a Goblin or Rogue you control deals combat damage to a player, if Auntie's Snitch is in your graveyard, you may return Auntie's Snitch to your hand.

Flying, lifelink, ward {2}
Disguise {X}{3}{W}
When Aurelia's Vindicator is turned face up, exile up to X other target creatures from the battlefield and/or creature cards from graveyards.
When Aurelia's Vindicator leaves the battlefield, return the exiled cards to their owners' hands.

Whenever Aurora Champion attacks, if your team controls another Warrior, tap target creature.

Flying
Cascade
Whenever you cast a spell with cascade, return Aurora Phoenix from your graveyard to your hand.

When Automatic Librarian enters the battlefield, scry 2.

Flying, vigilance
{1}{W}: Prevent all damage that would be dealt to another target creature this turn by sources of the color of your choice.
{5}{W}{W}: Prevent all damage that would be dealt to target player or planeswalker this turn by sources of the color of your choice.

Flying
When this creature transforms into Avacyn, the Purifier, it deals 3 damage to each other creature and each opponent.

Whenever Avalanche Tusker attacks, target creature defending player controls blocks it this combat if able.

Flying
When Avatar of Discord enters the battlefield, sacrifice it unless you discard two cards.

If there are ten or more creature cards total in all graveyards, this spell costs {6} less to cast.
Fear
{T}: Destroy target creature. It can't be regenerated.

Reach, trample
Avatar of the Resolute enters the battlefield with a +1/+1 counter on it for each other creature you control with a +1/+1 counter on it.

Flying
When Aven Fogbringer enters the battlefield, return target land to its owner's hand.