Nitro-9 — Whenever Ace, Fearless Rebel attacks, you may sacrifice an artifact. When you do, put a +1/+1 counter on Ace, Fearless Rebel, then it fights up to one target creature defending player controls.

Doctor's companion (You can have two commanders if the other is the Doctor.)

Flying, haste

Whenever you cast an instant or sorcery spell, Wizards you control get +1/+1 until end of turn.

Ward (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

If one or more tokens would be created under your control, twice that many of those tokens are created instead.

You may play an additional land on each of your turns.

Landfall — Whenever a land enters the battlefield under your control, you may draw a card.

Activated abilities of creatures you control cost less to activate, where X is Agatha of the Vile Cauldron's power. This effect can't reduce the mana in that cost to less than one mana.

: Other creatures you control get +1/+1 and gain trample and haste until end of turn.

Haste

Whenever Akki Lavarunner deals damage to an opponent, flip it.

Whenever you draw your second card each turn, create a 2/2 blue Drake creature token with flying.

Whenever you draw your fifth card each turn, Alandra, Sky Dreamer and Drakes you control each get +X/+X until end of turn, where X is the number of cards in your hand.

First strike

: Add an amount of equal to the greatest power among creatures you control that entered the battlefield this turn.

Partner (You can have two commanders if both have partner.)

Whenever you cast a wordy spell, scry 2. (A spell is wordy if it has four or more lines of rules text.)

, : Choose target creature you don't control. Reveal the top card of your library. Alexander Clamilton gets +X/+0 until end of turn, where X is the number of lines of rules text of the revealed card. Alexander Clamilton fights that creature.

Flying

As Alhammarret, High Arbiter enters the battlefield, each opponent reveals their hand. You choose the name of a nonland card revealed this way.

Your opponents can't cast spells with the chosen name (as long as this creature is on the battlefield).

Whenever you attack, up to one target attacking creature can't be blocked this turn. Return that creature to its owner's hand at the beginning of the next end step.

Choose a Background (You can have a Background as a second commander.)

When Ambassador Blorpityblorpboop enters the battlefield, you get , then you may put a sticker on a nonland permanent you own.

At the beginning of each combat, you may have Ambassador Blorpityblorpboop's base power become equal to the total power of all stickers on permanents you control and its base toughness become equal to those stickers' total toughness.

Haste

Whenever Amber Gristle O'Maul attacks, you may discard your hand. If you do, draw a card for each player being attacked.

Choose a Background (You can have a Background as a second commander.)

As long as it's your turn, commanders you control have indestructible. (Effects that say "destroy" don't destroy them. A creature with indestructible can't be destroyed by damage.)

Partner (You can have two commanders if both have partner.)

Protection from white and from black

Whenever you cast a creature spell, put a +1/+1 counter on Animar, Soul of Elements.

Creature spells you cast cost less to cast for each +1/+1 counter on Animar.

Whenever Anzrag, the Quake-Mole becomes blocked, untap each creature you control. After this phase, there is an additional combat phase.

: Anzrag must be blocked each combat this turn if able.

Reach

Whenever an opponent casts an instant or sorcery spell, create a 1/2 green Spider creature token with reach.

: Target artifact creature's controller sacrifices it. That player may search their library for a noncreature artifact card, put it onto the battlefield, then shuffle.

Arixmethes, Slumbering Isle enters the battlefield tapped with five slumber counters on it.

As long as Arixmethes has a slumber counter on it, it's a land. (It's not a creature.)

Whenever you cast a spell, you may remove a slumber counter from Arixmethes.

: Add .

Haste

Boast — : You may change Arni Brokenbrow's base power to 1 plus the greatest power among other creatures you control until end of turn. (Activate only if this creature attacked this turn and only once each turn.)

Whenever you scry, put a +1/+1 counter on target creature.

: Scry 2.

Ashaya, Soul of the Wild's power and toughness are each equal to the number of lands you control.

Nontoken creatures you control are Forest lands in addition to their other types. (They're still affected by summoning sickness.)

Flying, trample

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

Flying, trample

When Atsushi, the Blazing Sky dies, choose one —

• Exile the top two cards of your library. Until the end of your next turn, you may play those cards.

• Create three Treasure tokens.

Shroud (This creature can't be the target of spells or abilities.)

: Until end of turn, Autumn Willow can be the target of spells and abilities controlled by target player as though it didn't have shroud.

As you cascade, you may put a land card from among the exiled cards onto the battlefield tapped. (Do this after the last card is exiled but before deciding whether to cast a nonland card.)

Legendary landwalk (This creature can't be blocked as long as defending player controls a legendary land.)

Remove a ki counter from Azamuki, Treachery Incarnate: Gain control of target creature until end of turn.

Creatures your opponents control with power less than Baeloth Barrityl's power are goaded. (They attack each combat if able and attack a player other than you if able.)

Whenever a goaded attacking or blocking creature dies, you create a Treasure token.

Choose a Background (You can have a Background as a second commander.)

Other Barbarian creatures get +1/+1.

: Another target Barbarian creature gets +1/+0 until end of turn.

Instant and sorcery spells you cast cost less to cast.

Whenever a spell or ability you control counters a spell, you may draw a card. If you do, discard a card.

When Barrin, Tolarian Archmage enters the battlefield, return up to one other target creature or planeswalker to its owner's hand.

At the beginning of your end step, if a permanent was put into your hand from the battlefield this turn, draw a card.

Wurms you control get +2/+2 and have trample.

, : Create a 4/4 green Wurm creature token. This ability costs less to activate, where X is the greatest power among Wurms you control.

: Ben-Ben, Akki Hermit deals damage to target attacking creature equal to the number of untapped Mountains you control.

Whenever Bill Ferny, Bree Swindler becomes blocked, choose one —

• Create a Treasure token. (It's an artifact with ", Sacrifice this artifact: Add one mana of any color.")

• Target opponent gains control of target Horse you control. If they do, remove Bill Ferny from combat and create three Treasure tokens.

Whenever you cast a spell, add . Until end of turn, you don't lose this mana as steps and phases end.

Creatures you control can boast twice during each of your turns rather than once.

More Than Meets the Eye (You may cast this card converted for .)

Other nontoken artifact creatures and Vehicles you control have modular 1. (They enter the battlefield with an additional +1/+1 counter on them. When they die, you may put their +1/+1 counters on target artifact creature.)

Whenever you put one or more +1/+1 counters on Blaster, convert it.

: Target spell or permanent becomes the color of your choice until end of turn.

Reach

When Bonny Pall, Clearcutter enters the battlefield, create Beau, a legendary blue Ox creature token with "This creature's power and toughness are each equal to the number of lands you control."

Whenever you attack, draw a card, then you may put a land card from your hand or graveyard onto the battlefield.

Whenever Borborygmos and Fblthp enters the battlefield or attacks, draw a card, then you may discard any number of land cards. When you discard one or more cards this way, Borborygmos and Fblthp deals twice that much damage to target creature.

: Put Borborygmos and Fblthp into its owner's library third from the top.

Trample

, Sacrifice an artifact: Bosh, Iron Golem deals damage equal to the sacrificed artifact's mana value to any target.

At the beginning of each player's upkeep, that player may put an artifact, creature, or land card from their hand onto the battlefield.

Menace

Whenever one or more Pirates you control deal damage to your opponents, exile the top card of each of those opponents' libraries. You may play those cards this turn, and you may spend mana as though it were mana of any color to cast those spells.

Partner (You can have two commanders if both have partner.)

Menace

Whenever you cast your second spell each turn, you may sacrifice an artifact. If you do, flip a coin. When you win the flip, copy that spell. You may choose new targets for the copy. When you lose the flip, Breeches, the Blastmaker deals damage equal to that spell's mana value to any target.

Flying, first strike, vigilance, lifelink

Your opponents can't cast spells with mana value 3 or less.

Bushido 1 (Whenever this creature blocks or becomes blocked, it gets +1/+1 until end of turn.)

If there are exactly two permanents named Brothers Yamazaki on the battlefield, the "legend rule" doesn't apply to them.

Each other creature named Brothers Yamazaki gets +2/+2 and has haste.

If an opponent would mill one or more cards, they mill twice that many cards instead. (To mill a card, a player puts the top card of their library into their graveyard.)

Whenever you cast a Spirit or Arcane spell, you may put a ki counter on Budoka Pupil.

At the beginning of the end step, if there are two or more ki counters on Budoka Pupil, you may flip it.

As long as it's your turn, Cait, Cage Brawler has indestructible.

Whenever Cait attacks, you and defending player each draw a card, then discard a card. Put two +1/+1 counters on Cait if you discarded the card with the highest mana value among those cards or tied for highest.

Flying, ward

Calim's Breath — , Discard Calim: Tap up to one target nonland permanent. Draw a card. Then you may exile two other cards named Calim, Djinn Emperor from your graveyard. When you do, return Calim from your graveyard to the battlefield tapped.

When you discard Calim, conjure a card named Calim, Djinn Emperor into your library seventh from the top.