Whenever you attack, spells you cast from exile this turn cost {X} less to cast, where X is the number of players being attacked. Exile the top X cards of your library. Until end of turn, you may cast spells from among those exiled cards.

Enchant creature you control When this Aura enters, discover 3. (Exile cards from the top of your library until you exile a nonland card with mana value 3 or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.) Enchanted creature gets +1/+1 and has trample.

Flash Enchant creature When this Aura enters, draw a card. Enchanted creature gets +1/+0 and has flying.

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.)

When this enchantment enters and whenever you expend 4, put a stash counter on it. (You expend 4 as you spend your fourth total mana to cast spells during a turn.) {1}{R}, Sacrifice this enchantment: Discard your hand, then draw cards equal to the number of stash counters on this enchantment.

This creature gets +2/+2 for each Aura attached to it. Whenever you cast an Aura spell, you may draw a card.

Whenever you cast an enchantment spell, you may draw a card.

Target creature gains trample until end of turn. It also gets +1/+0 until end of turn if you control a Mouse. Draw a card.

Enchant permanent When this Aura enters, draw a card. As long as enchanted permanent is a creature, it has lifelink. As long as enchanted permanent is an Equipment, it has "Equipped creature has lifelink."

Enchant creature When this Aura enters, draw a card for each Aura you control that's attached to a creature. Enchanted creature gets +1/+1 for each Aura you control that's attached to a creature.

Whenever you cast an Aura, Equipment, or Vehicle spell, draw a card.

Enchant creature When this Aura enters, draw a card. Enchanted creature has protection from creatures.

Valiant — Whenever this creature becomes the target of a spell or ability you control for the first time each turn, you may discard a card. If you do, draw a card.

{T}: Add {C}. Basic landcycling {1} ({1}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

This land enters tapped. When this land enters, return a land you control to its owner's hand. {T}: Add {R}{W}.

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

{T}: Add one mana of any color that a land an opponent controls could produce.

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 {C}. {1}{R}, {T}: Create a 0/1 red Kobold creature token named Kobolds of Kher Keep.

{T}: Add {C}. {T}: Add {W}. Spend this mana only to cast a creature spell. {1}{W}, {T}, Sacrifice this land: Look at the top six cards of your library. You may reveal a Bat, Bird, Mouse, or Rabbit card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

({T}: Add {R}.)

This land enters tapped. {T}: Add {C}. {2}, {T}, Sacrifice this land: 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}.)

This land enters tapped unless you control two or more other lands. {T}: Add {R} or {W}.

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

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

Choose one — • Boros Charm deals 4 damage to target player or planeswalker. • Permanents you control gain indestructible until end of turn. • Target creature gains double strike until end of turn.

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.)

Enchant creature Enchanted creature gets +1/+1 and has first strike. Umbra armor (If enchanted creature would be destroyed, instead remove all damage from it and destroy this Aura.)

Enchant creature Enchanted creature gets +1/+1 for each artifact and/or enchantment you control.

Ward {1} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {1}.) {3}{W}: This creature gets +X/+0 until end of turn, where X is its toughness.

At the beginning of combat on your turn, target creature you control gets +X/+0 until end of turn, where X is this creature's power.

Enchant creature Enchanted creature gets +1/+1 for each enchantment you control and has first strike.

Valiant — Whenever this creature becomes the target of a spell or ability you control for the first time each turn, put a +1/+1 counter on it. When this creature dies, it deals damage equal to its power to each opponent.

Enchant creature Enchanted creature has "Whenever you gain life, put that many +1/+1 counters on this creature."

Other Mice you control get +1/+1. When Mabel enters, create Cragflame, a legendary colorless Equipment artifact token with "Equipped creature gets +1/+1 and has vigilance, trample, and haste" and equip {2}.

Vigilance, haste Valiant — Whenever this creature becomes the target of a spell or ability you control for the first time each turn, put a +1/+1 counter on it.

Target creature gains double strike until end of turn. Ferocious — That creature also gains trample until end of turn if you control a creature with power 4 or greater.

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

At the beginning of combat on your turn, you may attach any number of Auras and Equipment you control to target permanent or player. Partner (You can have two commanders if both have partner.)

First strike Whenever this creature attacks, add {R}. Until end of turn, you don't lose this mana as steps and phases end.

First strike, vigilance, lifelink Aura and Equipment spells you cast cost {1} less to cast.

{T}: Add {C}{C}{C}. {3}, {T}, Sacrifice this artifact: Draw three cards.

Multikicker {2} (You may pay an additional {2} any number of times as you cast this spell.) This artifact enters with a charge counter on it for each time it was kicked. {T}: Add {C} for each charge counter on this artifact.

{T}: Add one mana of any color that a land an opponent controls could produce.

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.")

{T}: Add {C}. {1}, {T}, Sacrifice this artifact: Draw a card.

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 create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

You may cast Aura and Equipment spells as though they had flash. Whenever an Equipment you control enters, you may attach it to target creature you control.

Kicker {3} Indestructible When this artifact enters, if it was kicked, create two tapped tokens that are copies of this artifact. {T}: Add one mana of any color.

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

When this creature enters, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle. When this creature dies, you may draw a card.

Enchantment spells you cast cost {1} less to cast. Whenever an enchantment you control is put into a graveyard from the battlefield, put a +1/+1 counter on this creature.

Flying Artifact and enchantment spells you cast cost {1} less to cast.

Enchant creature Enchanted creature has menace and "Whenever this creature deals combat damage to a player, create a Treasure token." (It can't be blocked except by two or more creatures. The token is an artifact with "{T}, Sacrifice this token: Add one mana of any color.") When enchanted creature dies, draw a card.

{T}: Add {C}{C}. {2}, {T}, Sacrifice this artifact: Exile any number of target players' graveyards. Draw a card.

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

(Gain the next level as a sorcery to add its ability.) When this Class enters, create a 0/4 white Wall creature token with defender. {W}: Level 2 Whenever one or more noncreature, nonland permanents you control enter, put a +1/+1 counter on target creature you control. {4}{W}: Level 3 When this Class becomes level 3, return target noncreature, nonland permanent card from your graveyard to the battlefield.

Enchant creature you control When this Aura enters, return any number of target Aura and/or Equipment cards from your graveyard to the battlefield attached to enchanted creature. Enchanted creature gets +1/+1 for each Aura and Equipment attached to it.

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

Enchant creature Enchanted creature has "{T}: This creature deals damage equal to its power to any target."

Enchant nonland permanent Enchanted permanent is a Treasure artifact with "{T}, Sacrifice this artifact: Add one mana of any color," and it loses all other abilities. (If it was a creature, it's no longer a creature.)

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.

Target creature you control gets +1/+0 until end of turn. Then it deals damage equal to its power to target creature you don't control.

Whenever an enchantment you control enters, create a 2/2 white Cat creature token. If that enchantment is an Aura, you may attach it to the token.

Flying Lifelink (Damage dealt by this creature also causes you to gain that much life.) Pegasus creatures you control have lifelink. Constellation — Whenever an enchantment you control enters, create a 2/2 white Pegasus creature token with flying.

When this creature enters, you may search your library for an Aura card, reveal it, put it into your hand, then shuffle.