mtg.wtf

{1}{B}: Augmenting Automaton gets +1/+1 until end of turn.

{1}{B}: Regenerate Augur of Skulls.
Sacrifice Augur of Skulls: Target player discards two cards. Activate only during your upkeep.

Mono Eminence — If Auntie Flint is on the battlefield or in the command zone and your deck's color identity is mono-black, creatures you control get +1/+0.
Whenever Auntie Flint attacks, another target creature gains fear until end of turn.
Partner (You can have two commanders if both have partner.)

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.

{W}, Sacrifice Auriok Replica: Prevent all damage a source of your choice would deal to you this turn.

{1}: Target artifact creature blocks Auriok Siege Sled this turn if able.
{1}: Target artifact creature can't block Auriok Siege Sled this turn.

When Author of Shadows enters, exile all opponents' graveyards. Choose a nonland card exiled this way. You may cast that card for as long as it remains exiled, and you may spend mana as though it were mana of any color to cast that spell.

Autograph Book enters with a page counter on it for each person who has signed it.
{3}, {T}, Remove a page counter from Autograph Book: Draw a card.

{T}: Add {C}. Spend this mana only to activate an ability or cast an artifact spell.

When Automatic Librarian enters, scry 2.

Prototype {1}{W} — 2/2
Vigilance
{1}, {T}: Put a +1/+1 counter on target Assembly-Worker you control.

Equipped creature gets +1/+0 and has vigilance.
Whenever equipped creature dies, if it was a Human, create a 1/1 white Spirit creature token with flying.
Equip {2}

Equipped creature gets +2/+0 and has vigilance and "At the beginning of your upkeep, draw a card."
Whenever equipped creature dies, target opponent gains control of Avarice Amulet.
Equip {2}

{5}: Exchange control of Avarice Totem and target nonland permanent.

Flying
When Avatar of Discord enters, 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.

Each player discards all the cards in their hand, then creates that many 2/2 black Zombie creature tokens.

Awakened Amalgam's power and toughness are each equal to the number of differently named lands you control.

When you unlock this door, return all creature cards from your graveyard to the battlefield.

Target player sacrifices a creature of their choice.
Fuse

Menace
Whenever Ayara's Oathsworn deals combat damage to a player, if it has fewer than four +1/+1 counters on it, put a +1/+1 counter on it. Then if it has exactly four +1/+1 counters on it, search your library for a card, put it into your hand, then shuffle.

Whenever Ayara, First of Locthwain or another black creature you control enters, each opponent loses 1 life and you gain 1 life.
{T}, Sacrifice another black creature: Draw a card.

{T}, Sacrifice another creature or artifact: Ayara, Widow of the Realm deals X damage to target opponent or battle and you gain X life, where X is the sacrificed permanent's mana value.
{5}{R/P}: Transform Ayara. Activate only as a sorcery.

Whenever Azlask, the Swelling Scourge or another colorless creature you control dies, you get an experience counter.
{W}{U}{B}{R}{G}: Creatures you control get +X/+X until end of turn, where X is the number of experience counters you have. Scions and Spawns you control gain indestructible and annihilator 1 until end of turn.

{1}, {T}: Draw a card, then exile a card from your hand. If cards with five or more different mana values are exiled with Azor's Gateway, you gain 5 life, untap Azor's Gateway, and transform it.