Menace
Creature tokens you control get +1/+1, have haste, and must attack each combat if able.
At the beginning of combat on your turn, create a 1/1 red Soldier creature token.

When Arduous Miners enters, you may have all players discard a card.
Whenever one or more cards leave your graveyard, create a tapped Treasure token.

Trample
Whenever Arena Champion attacks, create a Weapon token, then attach it to an attacking creature you control.

Haste
Arid Outrider gets +1/+0 as long as you control a token.

At the beginning of your upkeep, exile the top card of your library.
You may play cards exiled with Aristocracy as long as you've sacrificed a nonland permanent this turn.

Flying
When Armored Raptor enters, if you control an artifact, draw a card.

Army Reserves enters with X +1/+1 counters and a defender counter on it.
{1}: Move a counter from Army Reserves onto another target creature. Activate only as a sorcery.

Reach
At the beginning of your upkeep, create a Berry token. You may attach it to Aroma Spinner.

Flying
Whenever Arsenal Mentor attacks, teach target attacking creature with lesser power flying.

Spells you cast from anywhere other than your hand can't be countered.
{1}{G/U}, {T}: Put a +1/+1 counter on target creature that doesn't have a +1/+1 counter on it. Activate only as a sorcery.

When Ascend to Power enters, you may sacrifice a creature, discard a card, or pay 3 life. If you do, draw two cards.
You've sacrificed a nonland permanent this turn.
You've discarded a card this turn.
You've lost life this turn.

Whenever Ascended Seer attacks, it gets +1/+0 until end of turn unless defending player pays {1}.

Flying, haste
Whenever you cast a spell that targets a creature you control, you may return Ashlands Phoenix from your graveyard to your hand.

As an additional cost to cast artifact spells, you may pay {2}. When you do, each opponent sacrifices an untapped creature.

When Askir's Rearguard enters, if a creature you control dealt combat damage to a player this turn, draw a card.
Wander {1}{U}

Menace
Whenever you cast an artifact spell, each opponent loses 2 life.

Menace
When Askir enters, each opponent loses life equal to the amount of life they've lost this turn.
Wander—{1}{B}{B}, Pay 4 life.

Deathtouch
If an opponent would lose life, they lose that much life plus 1 instead.
Spellcharge 3

This spell can't be countered.
Haste
Whenever an opponent casts a spell during your turn or spends at least five mana to cast a spell, Aspirant's Bane deals 5 damage to that player.

Equipped creature gets +2/+0 and has reach.
Whenever a creature you control enters, if it wandered, you may attach Aspirant's Hookrope to it.
Equip {2}

Trample
Whenever Aspiring Anarchist attacks, you may have its base power and toughness become equal to the power and toughness of another target attacking creature until end of turn.

Haste
When Assault Engine enters, gain control of target creature and untap it. Sacrifice it at the beginning of the next end step.
Crew 2

Flying

Indestructible
As long as your devotion to white and black is less than seven, Athreos isn't a creature.
Whenever a creature dies, exile it with a coin counter on it. Each opponent loses 1 life and you gain 1 life.
Whenever Athreos attacks, put a creature card you exiled with a coin counter on it onto the battlefield under your control.

When Attuned District enters, scry 2.
Whenever you scry, you may pay {1}. If you do, create a 0/0 colorless Construct artifact creature token, then put X +1/+1 counters on it, where X is the number of cards you looked at.