{T}: Add one mana of any color in your commander's color identity.

{1}, {T}: Add {W}{U}.

When Coveted Jewel enters the battlefield, draw three cards. {T}: Add three mana of any one color. Whenever one or more creatures an opponent controls attack you and aren't blocked, that player draws three cards and gains control of Coveted Jewel. Untap it.

You have no maximum hand size. {T}: Add one mana of any color.

At the beginning of each player's draw step, that player draws two additional cards.

{T}: Add {C}{C}. {2}, {T}, Sacrifice Hedron Archive: Draw two cards.

At the beginning of each player's draw step, if Howling Mine is untapped, that player draws an additional card.

{T}: Draw a card. Activate only if you created a token this turn. {8}, {T}, Sacrifice Idol of Oblivion: Create a 10/10 colorless Eldrazi creature token.

You may have Machine God's Effigy enter the battlefield as a copy of any creature on the battlefield, except it's an artifact and it has "{T}: Add {U}." (It's not a creature.) {T}: Add {U}.

Marble Diamond enters the battlefield tapped. {T}: Add {W}.

{T}: Add {C}. {1}, {T}, Sacrifice Mind Stone: Draw a card.

{T}: Add {C}{C}.

Creatures you control have flying. Creatures your opponents control lose flying and can't have or gain flying.

{W}{U}, {T}: Put a bribery counter on target creature you don't control. Its controller draws a card. Creatures with bribery counters on them can't attack or block.

Horsemanship (This creature can't be blocked except by creatures with horsemanship.) Other Knights you control have horsemanship.

At the beginning of each player's draw step, that player draws an additional card.

First strike (This creature deals combat damage before creatures without first strike.) Other Knight creatures you control get +1/+1 and have indestructible. (Damage and effects that say "destroy" don't destroy them.)

First strike When Knight of the White Orchid enters the battlefield, if an opponent controls more lands than you, you may search your library for a Plains card, put it onto the battlefield, then shuffle.

{T}: Each player may draw a card, then each player who drew a card this way gains 1 life.

When Loyal Sentry blocks a creature, destroy that creature and Loyal Sentry.

Other Knights you control get +1/+1. {W}{U}, {T}: Tap another target creature.

Alliance — Whenever another creature enters the battlefield under your control, scry 1. If this is the second time this ability has resolved this turn, draw a card instead.

Flying Sacrifice Selfless Spirit: Creatures you control gain indestructible until end of turn.

Partner with Brallin, Skyshark Rider Flying Whenever you draw a card, put a +1/+1 counter on Shabraz, the Skyshark and you gain 1 life. {W/U}: Target Human gains flying until end of turn.

Flying, vigilance Silverwing Squadron's power and toughness are each equal to the number of creatures you control. Whenever Silverwing Squadron attacks, create a number of 2/2 white Knight creature tokens with vigilance equal to the number of opponents you have.

Flying Melee (Whenever this creature attacks, it gets +1/+1 until end of turn for each opponent you attacked this combat.) Lieutenant — As long as you control your commander, other creatures you control have melee.

When Spirited Companion enters the battlefield, draw a card.

Other Knights you control get +1/+1. {3}{W}{W}: Knights you control gain double strike until end of turn.

Flying Whenever Victory's Herald attacks, attacking creatures gain flying and lifelink until end of turn.

Whenever you draw a card, put a +1/+1 counter on each other Merfolk and/or Knight you control.

{T}: You may put a land card from your hand onto the battlefield.

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

Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.) Artifacts and creatures your opponents control enter the battlefield tapped.

Enchant player Whenever enchanted player is attacked, you draw a card. Each opponent attacking that player does the same.

Flash At the beginning of each player's draw step, that player draws an additional card.

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

Enchant creature Enchanted creature gets +1/+1 and is goaded. (It attacks each combat if able and attacks a player other than you if able.) Whenever enchanted creature attacks, each other creature that's attacking one of your opponents gets +1/+1 until end of turn.

Commander creatures you own have "When this creature enters the battlefield and at the beginning of your upkeep, each player may put two +1/+1 counters on a creature they control. For each opponent who does, you gain protection from that player until your next turn." (You can't be targeted, dealt damage, or enchanted by anything controlled by that player.)

Enchant creature Enchanted creature gets +2/+2 and is goaded. (It attacks each combat if able and attacks a player other than you if able.) Whenever enchanted creature attacks, you scry 2.

At the beginning of your upkeep, sacrifice Solitary Confinement unless you discard a card. Skip your draw step. You have shroud. (You can't be the target of spells or abilities.) Prevent all damage that would be dealt to you.

Return all attacking creatures to their owner's hand.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Any number of target nonland permanents you control phase out. (Treat them and anything attached to them as though they don't exist until your next turn.)

Counter target spell.

Choose one — • Prevent all combat damage that would be dealt this turn. • Regenerate target creature. • Counter target spell that targets you.

Counter target spell with mana value 4 or greater.

This spell can't be countered. Counter target noncreature spell.

Destroy target permanent. Its controller creates a 3/3 green Elephant creature token.

Counter target noncreature spell.

The owner of target nonland permanent shuffles it into their library, then draws two cards.

Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Counter target spell. Create X Treasure tokens, where X is that spell's mana value. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

Each player draws two cards.

{T}: Add {C}. {T}: Add {W} or {U}. Adarkar Wastes deals 1 damage to you.

{T}: Add one mana of any color in your commander's color identity.

({T}: Add {U}.)

Myriad Landscape enters the battlefield tapped. {T}: Add {C}. {2}, {T}, Sacrifice Myriad Landscape: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

({T}: Add {W}.)

As Port Town enters the battlefield, you may reveal a Plains or Island card from your hand. If you don't, Port Town enters the battlefield tapped. {T}: Add {W} or {U}.

({T}: Add {W} or {U}.) Prairie Stream enters the battlefield tapped unless you control two or more basic lands.

Tap all creatures your opponents control. Creatures you control gain lifelink until end of turn.

Destroy all creatures with power greater than target creature's power.

Exile target nonland permanent. Each player other than its controller creates a token that's a copy of it.

Exchange control of two target creatures controlled by different players. If you control neither creature, draw three cards.

Each player puts a vow counter on a creature they control and sacrifices the rest. Each of those creatures can't attack you or planeswalkers you control for as long as it has a vow counter on it.

Choose a creature you control, then each opponent chooses a creature they control with equal or lesser power. If you chose a creature this way, exile each creature not chosen by any player this way.

You and target opponent each draw three cards.