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

{T}: Add {C}. {T}, Sacrifice this land: Search your library for a basic Plains, Island, or Swamp card, put it onto the battlefield tapped, then shuffle. Cycling {W}{U}{B} ({W}{U}{B}, Discard this card: Draw a card.)

{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

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

({T}: Add {U}.)

This land enters tapped unless you have two or more opponents. {T}: Add {B} or {R}.

This land enters tapped unless you have two or more opponents. {T}: Add {U} or {B}.

({T}: Add {R}.)

{T}: Add {C}. {T}, Sacrifice this land: Search your library for a basic Island, Mountain, or Plains card, put it onto the battlefield tapped, then shuffle. Cycling {U}{R}{W} ({U}{R}{W}, Discard this card: Draw a card.)

({T}: Add {W}.)

You have no maximum hand size. {T}: Add {C}.

{T}: Add {R}. {T}: Add {U}. Activate only if you control an Island or a Mountain.

{T}: Add {C}. {T}, Sacrifice this land: Search your library for a basic Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle. Cycling {U}{B}{R} ({U}{B}{R}, Discard this card: Draw a card.)

{T}: Add {C}. {T}, Sacrifice this land: Search your library for a basic Mountain, Plains, or Swamp card, put it onto the battlefield tapped, then shuffle. Cycling {R}{W}{B} ({R}{W}{B}, Discard this card: Draw a card.)

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

{T}: Add {W}. {T}: Add {R}. Activate only if you control a Mountain or a Plains.

({T}: Add {B}.)

{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

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

Whenever a creature you control deals combat damage to a player, you may draw a card. {1}{U}, {T}: Creatures your opponents control attack this turn if able.

Lands you control have "{T}: Add one mana of any color." {T}: Add one mana of any color.

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

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

Blue creature spells you cast cost {1} less to cast. Whenever you cast a creature spell, target creature an opponent controls doesn't untap during its controller's next untap step.

You may have this artifact enter 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}.

{4}, {T}, Discard your hand: Draw a card for each creature you control.

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

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

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

{T}: Add {C}. {T}: Add {U} or {B}. This artifact deals 1 damage to you.

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

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

Each opponent draws a card, then you draw a card for each opponent who drew a card this way.

Choose a creature type. Draw a card for each permanent you control of that type.

Spree (Choose one or more additional costs.) + {2} — Search your library for a card, then shuffle and put that card on top. + {B}{B} — Target player draws three cards and loses 3 life.

Choose a creature type. For each creature you control of the chosen type, create a token that's a copy of that creature. Those tokens gain haste. Exile them at the beginning of the next end step.

Choose a creature type. Roar of the Crowd deals damage to any target equal to the number of permanents you control of the chosen type.

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

Vigilance Whenever an opponent casts a spell, if no mana was spent to cast it, counter that spell. Sacrifice Boromir: Creatures you control gain indestructible until end of turn. The Ring tempts you.

You may have this creature enter as a copy of any nonland permanent on the battlefield.

You may have this creature enter as a copy of any creature on the battlefield.

You may have this creature enter as a copy of any creature on the battlefield, except it has "Whenever this creature attacks, it connives." (Draw a card, then discard a card. If you discarded a nonland card, put a +1/+1 counter on this creature.)

You may have this creature enter as a copy of any creature on the battlefield, except it has haste and dethrone. (Whenever it attacks the player with the most life or tied for most life, put a +1/+1 counter on it.)

Flying As an additional cost to cast blue permanent spells, you may pay 2 life. Those spells cost {U} less to cast if you paid life this way. This effect reduces only the amount of blue mana you pay. Whenever you cast a blue permanent spell, draw a card.

Flash Whenever a creature you control deals combat damage to a player, draw a card. When Enduring Curiosity dies, if it was a creature, return it to the battlefield under its owner's control. It's an enchantment. (It's not a creature.)

You may have this creature enter as a copy of any creature on the battlefield, except it has vanishing 3 if that creature doesn't have vanishing. (A permanent with vanishing 3 enters with three time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)

Battalion — Whenever this creature and at least two other creatures attack, creatures you control gain indestructible until end of turn. Sacrifice this creature: Counter target spell with {X} in its mana cost unless its controller pays {3}.

Whenever a creature you control becomes blocked, you may return it to its owner's hand. Whenever one or more creatures you control deal combat damage to a player, draw a card.

When this creature enters, create a number of 1/1 white Rabbit creature tokens equal to the number of other creatures you control named Hare Apparent. A deck can have any number of cards named Hare Apparent.

When this creature enters, search your library for a creature card with power 2 or less, reveal it, put it into your hand, then shuffle.

Flying Creatures you control have "Whenever this creature becomes the target of a spell or ability for the first time each turn, counter that spell or ability."

Flying You may have this creature enter as a copy of any creature on the battlefield with mana value less than or equal to the amount of mana spent to cast this creature, except it's a Bird in addition to its other types and it has flying.

Flying At the beginning of combat on your turn, populate. (Create a token that's a copy of a creature token you control.) Whenever a creature token you control enters, put a +1/+1 counter on this creature.

{1}, {T}: Target player mills a card. (They put the top card of their library into their graveyard.) Tap four untapped Advisors you control: Target player mills twelve cards. A deck can have any number of cards named Persistent Petitioners.

You may have this creature enter as a copy of any creature on the battlefield, except it's an Illusion in addition to its other types and it has "When this creature becomes the target of a spell or ability, sacrifice it."

({U/P} can be paid with either {U} or 2 life.) You may have this creature enter as a copy of any artifact or creature on the battlefield, except it's an artifact in addition to its other types.

You may have this creature enter as a copy of any creature on the battlefield, except it's a Pirate in addition to its other types and it has "Whenever this creature or another creature with the same name deals combat damage to a player, you draw a card."

Raid — If you attacked this turn, you may have this creature enter as a copy of any creature on the battlefield.

This creature gets +1/+0 for each other Rat you control. A deck can have any number of cards named Rat Colony.

When this creature enters, you may search your library for a creature card with toughness 2 or less, reveal it, put it into your hand, then shuffle.

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

Ninjutsu {1}{U} ({1}{U}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.) You may have this creature enter as a copy of any creature on the battlefield, except it's a Ninja in addition to its other creature types.

Flying Sacrifice this creature: Creatures you control gain indestructible until end of turn.

This creature gets +1/+1 for each other creature named Seven Dwarves you control. A deck can have up to seven cards named Seven Dwarves.

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.

Flash You may have this creature enter as a copy of any creature on the battlefield.

You may have this creature enter as a copy of any creature on the battlefield, except it enters with a shield counter on it if you control that creature. (If it would be dealt damage or destroyed, remove a shield counter from it instead.)

You may have this creature enter as a copy of any creature on the battlefield, except if this creature was embalmed, the token has no mana cost, it's white, and it's a Zombie in addition to its other types. Embalm {3}{U}{U}

You may have this creature enter as a copy of any creature on the battlefield, except it's a Wall in addition to its other types and has defender. When you do, tap the copied creature and it doesn't untap during its controller's untap step for as long as you control this creature.

(Gain the next level as a sorcery to add its ability.) Whenever one or more tokens you control enter, draw a card. This ability triggers only once each turn. {W}: Level 2 When this Class becomes level 2, create a token that's a copy of target token you control. {3}{W}: Level 3 Creature tokens you control get +2/+2.

Whenever a creature you control deals combat damage to an opponent, you may draw a card.

Whenever a creature you control deals combat damage to a player, you may draw a card. Cycling {2} ({2}, Discard this card: Draw a card.)

Choose a creature type. Creatures you control of the chosen type get +1/+0 and gain indestructible until end of turn.