Flying

Whenever you cast your first spell during each opponent's turn, create a 1/1 black Faerie Rogue creature token with flying.

Whenever one or more Faeries you control deal combat damage to a player, goad target creature that player controls.

First strike

Whenever Alesha attacks, put a +1/+1 counter on it.

Raid — At the beginning of your end step, if you attacked this turn, return target creature card with mana value less than or equal to Alesha's power from your graveyard to the battlefield.

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.

Flash

Enchant creature

Enchanted creature has shroud. (It can't be the target of spells or abilities.)

Damage that would reduce your life total to less than 1 reduces it to 1 instead.

Other artifact creatures you control have haste.

Whenever one or more artifact creatures you control attack, Alibou, Ancient Witness deals X damage to any target and you scry X, where X is the number of tapped artifacts you control.

Alirios, Enraptured enters tapped.

Alirios doesn't untap during your untap step if you control a Reflection.

When Alirios enters, create a 3/2 blue Reflection creature token.

Time travel. (For each suspended card you own and each permanent you control with a time counter on it, you may add or remove a time counter.)

Storm (When you cast this spell, copy it for each spell cast before it this turn.)

Choose one —

• Target creature you control gets +1/+2 until end of turn.

• Return target creature you control to its owner's hand.

Create two 2/2 white Knight Ally creature tokens.

This spell can't be countered.

Green spells you control can't be countered.

: Until end of turn, each Elf creature you control has base power and toughness 5/5 and becomes a Dinosaur in addition to its other creature types.

As Alloy Golem enters, choose a color.

Alloy Golem is the chosen color. <I>(It's still an artifact.)</I>

Reveal the top six cards of your library. An opponent exiles a nonland card from among them, then you put the rest into your hand. That opponent may cast the exiled card without paying its mana cost.

Enchant creature

Enchanted creature has base power and toughness 9/10 and has indestructible.

Target opponent loses 3 life and you gain 3 life.

Madness (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

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 Alpine Houndmaster enters, you may search your library for a card named Alpine Watchdog and/or a card named Igneous Cur, reveal them, put them into your hand, then shuffle.

Whenever Alpine Houndmaster attacks, it gets +X/+0 until end of turn, where X is the number of other attacking creatures.

As Alpine Moon enters, choose a nonbasic land card name.

Lands your opponents control with the chosen name lose all land types and abilities, and they gain ": Add one mana of any color."

Vigilance

When Alquist Proft, Master Sleuth enters, investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

, , Sacrifice a Clue: You draw X cards and gain X life.

Lifelink

, Sacrifice Alseid of Life's Bounty: Target creature or enchantment you control gains protection from the color of your choice until end of turn.

Trample

Altar Golem's power and toughness are each equal to the number of creatures on the battlefield.

Altar Golem doesn't untap during your untap step.

Tap five untapped creatures you control: Untap Altar Golem.

As an additional cost to cast this spell, sacrifice a creature.

Search your library for a creature card, reveal it, put it into your hand, then shuffle.

At the beginning of your first main phase, add for each charge counter on Altar of Shadows.

, : Destroy target creature. Then put a charge counter on Altar of Shadows.

Whenever a creature you control attacks alone, it gets +X/+X until end of turn, where X is the number of card types among cards in all graveyards.

Lhurgoyf creatures you control have trample.

Your devotion to each color and each combination of colors is increased by one.

: Add one mana of any color. If you control a God, a Demigod, or a legendary enchantment, you gain 1 life.

Return target creature card from your graveyard to your hand. (Then exile this card. You may cast the creature later from exile.)

Flying

Whenever another permanent you control enters, look at the top card of your library. If it shares a card type with that permanent, you may reveal that card and put it into your hand.

When Ambassador Blorpityblorpboop enters, 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.

When Ambassador Oak enters, create a 1/1 green Elf Warrior creature token.

You may choose not to untap Amber Prison during your untap step.

, : Tap target artifact, creature, or land. That permanent doesn't untap during its controller's untap step for as long as Amber Prison remains tapped.

Fabricate 1 (When this creature enters, put a +1/+1 counter on it or create a 1/1 colorless Servo artifact creature token.)

Ambitious Dragonborn enters with X +1/+1 counters on it, where X is the greatest power among creatures you control and creature cards in your graveyard.

When Ambulatory Edifice enters, you may pay 2 life. When you do, target creature gets -1/-1 until end of turn.

Trample

When Ambush Krotiq enters, return another creature you control to its owner's hand.

Flash (You may cast this spell any time you could cast an instant.)

When this creature enters, exile up to one target card from a graveyard.

+1: Draw a card, then put a card from your hand on top of your library.

−1: Exile another target permanent you own, then return it to the battlefield under your control.

−6: Choose left or right. Each player gains control of all nonland permanents other than Aminatou, the Fateshifter controlled by the next player in the chosen direction.

Aminatou, the Fateshifter can be your commander.

Exile the top eight cards of your library. You may put a land card from among them onto the battlefield. Until end of turn, for each nonland card type, you may cast a spell of that type from among the exiled cards without paying its mana cost.

, Discard a card at random: Put a +1/+1 counter on target creature.

First strike

When Amped Raptor enters, you get (two energy counters). Then if you cast it from your hand, exile cards from the top of your library until you exile a nonland card. You may cast that card by paying an amount of equal to its mana value rather than paying its mana cost.

Whenever Amphibious Kavu blocks or becomes blocked by one or more blue and/or black creatures, Amphibious Kavu gets +3/+3 until end of turn.

Amrou Kithkin can't be blocked by creatures with power 3 or greater.

Amrou Seekers can't be blocked except by artifact creatures and/or white creatures.

Remove Amulet of Quoz from your deck before playing if you're not playing for ante.

, Sacrifice Amulet of Quoz: Target opponent may ante the top card of their library. If they don't, you flip a coin. If you win the flip, that player loses the game. If you lose the flip, you lose the game. Activate only during your upkeep.

, , Exile Amulet of Unmaking: Exile target artifact, creature, or land. Activate only as a sorcery.

Partner with Rory Williams (When this creature enters, target player may put Rory into their hand from their library, then shuffle.)

Whenever Amy Pond deals combat damage to a player, choose a suspended card you own and remove that many time counters from it.

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

Counter target noncreature spell. Its controller creates two Treasure tokens. (They're artifacts with ", Sacrifice this token: Add one mana of any color.")

First strike (This creature deals combat damage before creatures without first strike.)

Whenever Anafenza, the Foremost attacks, put a +1/+1 counter on another target tapped creature you control.

If a nontoken creature an opponent owns would die or a creature card not on the battlefield would be put into an opponent's graveyard, exile that card instead.

During 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.)

First strike, vigilance

Heroic — Whenever you cast a spell that targets Anax and Cymede & Kynaios and Tiro, draw a card. Each player may put a land card from their hand onto the battlefield, then each opponent who didn't draws a card.