Whenever one or more creatures attack, you may have target attacking creature gain double strike until end of turn.
The best techniques outlive their creators.
Target player sacrifices an attacking creature of their choice. You create X 1/1 white Soldier creature tokens, where X is that creature's toughness.
"Greed, rage, and bloodlust all lead to death at the hands of those who keep their heads."
—Sergeant Eyra
At the beginning of your upkeep, each player may put two +1/+1 counters on a creature they control. If a player does, creatures that player controls can't attack you or planeswalkers you control until your next turn.
The Orzhov care not for repentance, only repayment.
Flash
When this creature enters, prevent all damage that would be dealt to you this turn.
Whenever damage that would be dealt to you is prevented, put that many +1/+1 counters on this creature.
Undaunted (This spell costs less to cast for each opponent.)
Destroy all creatures.
Exhale, and let the winds carry your soul for all eternity.
Undaunted (This spell costs less to cast for each opponent.)
Return all nonland permanents to their owners' hands.
The sea filled the villagers' nets until the day it cast its own.
When this creature enters, double the number of each kind of counter on any number of target permanents.
Its graceful glide paints the ocean floor with strokes of luminescence.
Flying
Whenever a nontoken creature an opponent controls enters, create a token that's a copy of that creature except it's an artifact in addition to its other types. Then exile all other tokens created with this creature.
Gain control of target Equipment, then create a 0/0 black Phyrexian Germ creature token and attach that Equipment to it.
"Even your blade knows who will triumph here."
—Atraxa, Praetors' Voice
Reveal the top ten cards of your library. Starting with the next opponent in turn order, each opponent chooses a different nonland card from among them. Put the chosen cards into your hand and the rest on the bottom of your library in a random order.
Choose target player and another target player. The first player controls the second player during the second player's next turn, and the second player controls the first player during the first player's next turn.
Enchant player
Whenever enchanted player casts a spell, put a spite counter on this Aura.
When enchanted player loses the game, you gain X life and draw X cards, where X is the number of spite counters on this Aura.
Undaunted (This spell costs less to cast for each opponent.)
Destroy two target creatures.
"We give the audience what they want."
—Juri, proprietor of the Juri Revue
, , Exile this creature: Until end of turn, you may play lands and cast spells from your graveyard. If a card would be put into your graveyard from anywhere this turn, exile that card instead.
"These eyes have shown me the flaws of flesh."
Destroy target creature. You draw X cards and you lose X life, where X is the number of counters on that creature.
"To spend your life seeking, only to find regret upon achieving . . . this is the most delicious irony of all."
—Leshrac, Walker of Night
Haste
At the beginning of each player's end step, if no creatures attacked this turn, put a fury counter on this creature. Then this creature deals damage equal to the number of fury counters on it to that player.
Undaunted (This spell costs less to cast for each opponent.)
Exile two target creatures. For each of those creatures, its controller reveals cards from the top of their library until they reveal a creature card, puts that card onto the battlefield, then shuffles the rest into their library.
Enchant permanent
When this Aura enters and at the beginning of your upkeep, gain control of enchanted permanent until end of turn. Untap that permanent. It gains haste until end of turn.
Forever after, she lived in fear of the madness reclaiming her.
First strike
At the beginning of each opponent's end step, that player creates a 1/1 red Goblin creature token with "Creatures you control attack each combat if able."
"Infiltrate and infuriate!"
—Goblin Espionage League motto
Flying
, Exile this card from your graveyard: Each player discards their hand, then draws seven cards.
Inscribed with runes that predate the dragon, its horns possess their own ancient magic.
Untap all creatures. Until end of turn, whenever a creature an opponent controls blocks, draw a card.
Draw a card.
At the beginning of your upkeep, put three +1/+1 counters on target creature you control and three +1/+1 counters on target creature an opponent controls.
Survival is a constant competition from which both sides can benefit.
This spell costs less to cast for each creature your opponents control.
When this creature enters, put a +1/+1 counter on each other creature you control.
The earth shook in support of their cause, offering a champion of its own.
Undaunted (This spell costs less to cast for each opponent.)
Return up to two target cards from your graveyard to your hand. Exile Seeds of Renewal.
Trample, indestructible
Whenever another creature you control attacks, it gains trample and indestructible until end of turn.
The pounding of his followers' hearts matched the beat of his hooves, and their voices echoed his bellows.
First strike, vigilance
Akiri gets +1/+0 for each artifact you control.
Partner (You can have two commanders if both have partner.)
Her bold movements are anchored in the careful precision of each rope.
Draw cards equal to the number of cards in your hand, then discard a card for each card drawn this way.
Basic landcycling (, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)
Flying, vigilance, deathtouch, lifelink
At the beginning of your end step, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)
When Breya enters, create two 1/1 blue Thopter artifact creature tokens with flying.
, Sacrifice two artifacts: Choose one —
• Breya deals 3 damage to target player or planeswalker.
• Target creature gets -4/-4 until end of turn.
• You gain 5 life.
Whenever Bruse Tarl enters or attacks, target creature you control gains double strike and lifelink until end of turn.
Partner (You can have two commanders if both have partner.)
Put target creature card from a graveyard onto the battlefield under your control. It gains haste.
Basic landcycling (, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)
Menace
Whenever a creature you control deals combat damage to a player, you gain life equal to that creature's toughness.
Partner (You can have two commanders if both have partner.)
"Now the scaled ones rule Tarkir."
Flying
Whenever an opponent casts a spell, put a +1/+1 counter on Ishai.
Partner (You can have two commanders if both have partner.)
"Through me, the Great Teacher's voice will rattle this world."
Flying, haste
Whenever an opponent casts their second spell each turn, draw a card.
Partner (You can have two commanders if both have partner.)
"It lives . . . IT LIVES!"
—Ludevic, necro-alchemist
: Add for each card you've drawn this turn.
Partner (You can have two commanders if both have partner.)
She bears the greatest burden of all: that of knowing.
At the beginning of your end step, 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.
"Look what we fought for. Look what we built together."
At the beginning of each player's end step, that player may draw a card if a player other than you lost life this turn.
Partner (You can have two commanders if both have partner.)
"How does one become a self-taught genius? Naturally, it requires brains."
Create four 1/1 white Bird creature tokens with flying.
Basic landcycling (, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)
Flying
Other creatures you control get +1/+1.
At the beginning of your upkeep, you may return target creature card from your graveyard to your hand.
Partner (You can have two commanders if both have partner.)
Reyhan enters with three +1/+1 counters on it.
Whenever a creature you control dies or is put into the command zone, if it had one or more +1/+1 counters on it, you may put that many +1/+1 counters on target creature.
Partner (You can have two commanders if both have partner.)
Vigilance, haste
As Saskia enters, choose a player.
Whenever a creature you control deals combat damage to a player, it deals that much damage to the chosen player.
Flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.)
Creatures your opponents control without flying or reach can't block creatures with power 2 or less.
Partner (You can have two commanders if both have partner.)
Deathtouch
Whenever Silas Renn deals combat damage to a player, choose target artifact card in your graveyard. You may cast that card this turn.
Partner (You can have two commanders if both have partner.)
Exile up to two target artifacts and/or enchantments.
Basic landcycling (, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)
Trample
Whenever Tana deals combat damage to a player, create that many 1/1 green Saproling creature tokens.
Partner (You can have two commanders if both have partner.)
: Scry 1, then reveal the top card of your library. If it's a land card, put it onto the battlefield tapped. Otherwise, draw a card.
Partner (You can have two commanders if both have partner.)
Beneath crashing waves lies an ocean of secrets waiting to be explored.
Treacherous Terrain deals damage to each opponent equal to the number of lands that player controls.
Basic landcycling (, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)
Lifelink
At the beginning of each of your postcombat main phases, you may pay X life, where X is the number of opponents that were dealt combat damage this turn. If you do, draw X cards.
Partner (You can have two commanders if both have partner.)
Whenever you cast your first spell each turn, choose an opponent at random. Vial Smasher deals damage equal to that spell's mana value to that player or a planeswalker that player controls.
Partner (You can have two commanders if both have partner.)
Trample
Whenever Yidris deals combat damage to a player, as you cast spells from your hand this turn, they gain cascade. (When you cast the spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)
Whenever this creature enters or attacks, you may attach any number of target Equipment to it. (Control of the Equipment doesn't change.)
With no flesh to tire or resolve to falter, the machines soon became the Academy's preferred trainers.
: Flip a coin. If you win the flip, destroy all nonland permanents.
"Fuses? We have more than enough! Now . . . which one was it?"
—Flearan One-Eye, goblin engineer
Equipped creature gets +1/+1 for each color among permanents you control.
As long as this Equipment is attached to a creature, your opponents can't cast spells during your turn.
Equip
Converge — This creature enters with a +1/+1 counter on it for each color of mana spent to cast it.
Remove a +1/+1 counter from this creature: Add one mana of any color.
: Put a +1/+1 counter on this creature.
This artifact enters tapped.
Domain — : Add X mana in any combination of colors, where X is the number of basic land types among lands you control.
: Add .
Basic landcycling (, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)
Outlast (, : Put a +1/+1 counter on this creature. Outlast only as a sorcery.)
Each creature you control with a +1/+1 counter on it has flying.
The fastest way across the dunes is above.
Flying
Creatures can't attack you.
"Through the haze of battle I saw the glint of sun on golden mane, the sheen of glory clad in mail, and I dropped my sword and wept at the idiocy of war."
—Dravin, Gruul deserter
Extort (Whenever you cast a spell, you may pay . If you do, each opponent loses 1 life and you gain that much life.)
Artifacts and creatures your opponents control enter tapped.
"By the time your knees have worn through your robe, you may have begun to learn your place."
Creatures you control have vigilance.
Each creature you control can block an additional creature each combat.
Enduring the most desolate and dangerous conditions, Abzan sentries unfailingly guard the stronghold gates.