Gain control of all creatures target opponent controls until end of turn. Untap those creatures. They gain haste until end of turn. You can't attack that player this turn. You can't sacrifice those creatures this turn.

Equipped creature gets +1/+1 for each land you control. Equip legendary creature {3} Equip {7}

Melee (Whenever this creature attacks, it gets +1/+1 until end of turn for each opponent you attacked this combat.) Other creatures you control have melee. (If a creature has multiple instances of melee, each triggers separately.)

Creatures you control get +1/+1 until end of turn.

Other Knights you control get +1/+1.

(Gain the next level as a sorcery to add its ability.) Spells your opponents cast during your turn cost {1} more to cast. {2}{W}: Level 2 Creatures you control get +1/+1. {4}{W}: Level 3 Whenever you attack, until end of turn, target attacking creature gets +1/+1 for each other attacking creature and gains double strike.

Creatures you control have haste. Legendary creatures you control get +1/+0.

Whenever a creature you control attacks, it gets +1/+0 until end of turn for each other attacking creature that shares a creature type with it.

{T}: Add {C}. {T}: Add {R} or {W}. This land deals 1 damage to you.

This land enters tapped unless you control a Plains. {T}: Add {W}. {2}{W}{W}, {T}: Create a 1/1 white Human creature token.

This land enters tapped unless you control a Mountain. {T}: Add {R}. {1}{R}{R}, {T}: Creatures you control get +1/+0 until end of turn.

This land enters tapped unless you control a Mountain or a Plains. {T}: Add {R} or {W}.

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

{T}: Add {C}. {2}, {T}, Sacrifice this land: Destroy target nonbasic land an opponent controls. Each player searches their library for a basic land card, puts it onto the battlefield, then shuffles.

As this land enters, you may reveal a Mountain or Plains card from your hand. If you don't, this land enters tapped. {T}: Add {R} or {W}.

({T}: Add {R}.)

This land enters tapped. {T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

({T}: Add {W}.)

{T}: Add {C}. {4}, {T}: Target creature can't be blocked this turn.

{T}: Add {C}. {R/W}, {T}: Add {R}{R}, {R}{W}, or {W}{W}.

As this land enters, choose a creature type. {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type or activate an ability of a creature source of the chosen type.

{T}: Add {C}. {R}{W}, {T}: Target creature gets +2/+0 and gains vigilance and haste until end of turn.

{T}: Add {C}. {2}{R}{W}, {T}: Target creature gains double strike until end of turn.

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

This land enters tapped. As it enters, choose a color other than red. {T}: Add {R} or one mana of the chosen color.

This land enters tapped. As it enters, choose a color other than white. {T}: Add {W} or one mana of the chosen color.

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {R} or {W}.

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

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

Indestructible (Effects that say "destroy" don't destroy this artifact.) Equipped creature gets +1/+1 and has "Whenever this creature attacks, create a Treasure token." (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.") Equip {2}

Whenever equipped creature attacks, look at the top card of your library. If it's a land card, you may put it onto the battlefield tapped. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

First strike, haste Whenever this creature attacks, another target attacking Knight you control gets +1/+0 until end of turn. Equip abilities you activate that target this creature cost {3} less to activate.

Commander creatures you own have "Whenever this creature attacks a player, if no opponent has more life than that player, you create two Treasure tokens." (They're artifacts with "{T}, Sacrifice this token: Add one mana of any color.")

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

Horses you control have haste. (They can attack and {T} as soon as they come under your control.) Whenever Shadowfax attacks, you may put a creature card with lesser power from your hand onto the battlefield tapped and attacking.

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

Whenever a commander you control attacks, put a +1/+1 counter on it. Partner (You can have two commanders if both have partner.)

Put a +1/+1 counter on each creature you control. They gain vigilance until end of turn. The Ring tempts you.

Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.) Whenever this creature is dealt damage, it deals that much damage to target player.

As this creature enters, choose a color. Whenever you cast a spell of the chosen color, you gain 1 life.

When this enchantment enters, exile target nonland permanent an opponent controls until this enchantment leaves the battlefield.

Choose target creature you control and target creature you don't control. The creature you control gets +2/+1 until end of turn if it's a Knight. Then those creatures fight each other. (Each deals damage equal to its power to the other.)

Joust Through deals 3 damage to target attacking or blocking creature. You gain 1 life.

Destroy target creature with power 4 or greater.

Outflank deals damage to target attacking or blocking creature equal to the number of creatures you control.

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

Choose one — • Destroy target artifact. • Target attacking creature gets +2/+2 until end of turn.

Destroy target blocking creature. Creatures that were blocked by that creature this combat gain trample until end of turn.

Flash First strike, protection from God creatures When Sigrid enters, exile up to one target attacking or blocking creature until Sigrid leaves the battlefield.

Exile target creature. Its controller gains life equal to its power.

Sacrifice this creature: Destroy target artifact or enchantment. Activate only as a sorcery.

When this creature enters, if you control another Knight, look at the top five cards of your library. You may reveal a Knight, Aura, Equipment, or legendary artifact card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

When this creature enters, look at the top four cards of your library. You may reveal a Human card from among them and put it into your hand. Put the rest on the bottom of your library in any order.

Creatures you control gain trample until end of turn. (Each of those creature can deal excess combat damage to the player or planeswalker it's attacking.) Draw a card.

Target creature gains haste until end of turn. Draw a card.

Draw a card. Until end of turn, target creature gains trample and gets +1/+0 for each card you've drawn this turn. (A creature with trample can deal excess combat damage to the player or planeswalker it's attacking.)

For Mirrodin! (When this Equipment enters, create a 2/2 red Rebel creature token, then attach this to it.) Whenever equipped creature and at least one other creature attack, draw a card. Equip {1}{W}

Whenever two or more creatures you control attack a player, look at the top five cards of your library. You may reveal a creature card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Lifelink Whenever an opponent attacks with creatures, if two or more of those creatures are attacking you and/or planeswalkers you control, draw a card. Whenever an opponent casts their second spell each turn, draw a card.

Whenever equipped creature deals combat damage to a player, you may draw two cards. If you do, discard a card. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

Haste Merry has first strike as long as it's equipped. Whenever you attack with Merry and another legendary creature, draw a card.

Battalion — Whenever Paladin Elizabeth Taggerdy and at least two other creatures attack, draw a card, then you may put a creature card with mana value X or less from your hand onto the battlefield tapped and attacking, where X is Paladin Elizabeth Taggerdy's power.

This artifact enters with a page counter on it. Whenever your commander enters or attacks, put a page counter on this artifact. {1}, {T}, Remove a page counter from this artifact: Draw a card.

Whenever this creature attacks, it gets +0/+3 until end of turn.

Whenever this creature attacks, another target attacking creature you control gains indestructible until end of turn. Whenever a creature or planeswalker you control becomes the target of a spell or ability an opponent controls, you may draw a card.

Indestructible As long as your devotion to red and white is less than seven, Iroas isn't a creature. Creatures you control have menace. Prevent all damage that would be dealt to attacking creatures you control.

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.)

Vigilance As this creature enters, choose a creature type. Human creatures you control have protection from creatures of the chosen type.

Vigilance Adeline's power is equal to the number of creatures you control. Whenever you attack, for each opponent, create a 1/1 white Human creature token that's tapped and attacking that player or a planeswalker they control.

Legendary creature spells you cast have convoke. (Your creatures can help cast those spells. Each creature you tap while casting a legendary creature spell pays for {1} or one mana of that creature's color.) Whenever your commander attacks, create a 1/1 red Mercenary creature token with "{T}: Target creature you control gets +1/+0 until end of turn. Activate only as a sorcery."