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

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

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

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

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

({T}: Add {U}.)

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

This land enters tapped. Indestructible {T}: Add {U} or {B}.

This land enters tapped. As this land enters, choose a color. {T}: Add one mana of the chosen color.

({T}: Add {B}.)

This artifact enters tapped. {T}: Add {B}.

{T}: Add one mana of any color in your commander's color identity. Sacrifice this artifact: Draw a card.

{T}: Add {U} or {B}. {U/B}{U/B}{U/B}{U/B}, {T}, Sacrifice this artifact: Draw two cards.

{T}: Add one mana of any color. {2}, {T}: Exile target card from a graveyard.

Equipped creature can't be blocked. Whenever equipped creature is dealt damage, destroy it. Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.)

{T}, Discard a card: Up to one target creature can't be blocked this turn. Whenever this artifact becomes untapped, you may pay {2}. If you do, draw a card.

When this artifact enters, exile target card from a graveyard. {1}, {T}, Exile this artifact: Exile all cards from all graveyards, then draw a card.

{T}, Sacrifice this artifact: Exile target player's graveyard. When this artifact is put into a graveyard from the battlefield, you may pay {B}. If you do, draw a card.

{T}: Add {C}. {1}, {T}: Add one mana of any color.

{T}: Each player exiles the top card of their library face down. {7}, {T}, Sacrifice this artifact: Each player turns face up all cards they own exiled with this artifact, then puts all permanent cards among them onto the battlefield.

This artifact enters tapped. {T}: Add {U}.

You draw three cards and you lose 3 life.

Target player draws three cards. Then that player discards two cards unless they discard a land card.

Draw three cards.

Each player mills two cards. Then you put a creature card from a graveyard onto the battlefield under your control.

Destroy six target creatures.

Choose one — • Exile each creature with power greater than the number of cards in your hand. • Exile each creature with power less than the number of cards in your hand.

Surveil 2, then draw two cards. Notion Rain deals 2 damage to you. (To surveil 2, look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

Choose two — • Target player loses X life. • Return target creature card with mana value X or less from your graveyard to the battlefield. • Target creature gets -X/-X until end of turn. • Up to X target creatures gain fear until end of turn. (They can't be blocked except by artifact creatures and/or black creatures.)

Exile target artifact or creature. Its controller creates a 1/1 blue Bird creature token with flying. Foretell {U} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Scry 2, then draw two cards. You lose 2 life. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Target player draws two cards and loses 2 life.

Devoid (This card has no color.) Target creature can't be blocked this turn. Draw a card.

Draw four cards.

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.) Draw three cards.

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

Consuming Aberration's power and toughness are each equal to the number of cards in your opponents' graveyards. Whenever you cast a spell, each opponent reveals cards from the top of their library until they reveal a land card, then puts those cards into their graveyard.

This creature can't block. {B}{B}, Exile two other creature cards from your graveyard: Return this card from your graveyard to the battlefield.

When this creature enters, exile another target creature. When this creature leaves the battlefield, return the exiled card to the battlefield under its owner's control.

Commanders you control have menace and deathtouch. Partner (You can have two commanders if both have partner.)

When this creature enters, you draw a card and you lose 1 life. Unearth {2}{B} ({2}{B}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Skulk (This creature can't be blocked by creatures with greater power.) At the beginning of your upkeep, you may discard all the cards in your hand. If you do, draw that many cards.

Changeling (This card is every creature type.) When this creature enters, you may return target creature card from your graveyard to your hand.

This creature enters with your choice of two different counters on it from among menace, deathtouch, and lifelink.

Menace When this creature enters, target opponent puts a deathtouch counter on a creature they control.

{T}: Add {B}.

Whenever an opponent casts or copies an instant or sorcery spell, they lose 1 life.

When this creature enters, target opponent reveals their hand and you choose a nonland card from it. Exile that card. When this creature leaves the battlefield, return the exiled card to its owner's hand.

When this creature enters, destroy target nonland permanent an opponent controls.

Dominate Monster — When this creature enters, gain control of target creature for as long as you control this creature.

You may have this creature enter as a copy of a creature you control.

Flying {T}: Add one mana of any color.

Flash Flying Exploit (When this creature enters, you may sacrifice a creature.) When this creature exploits a creature, counter target spell, activated ability, or triggered ability.

When this creature enters, you draw two cards and you lose 2 life.

When this creature enters, you draw a card and you lose 1 life.

This creature can't be blocked by white creatures. When this creature enters, creatures your opponents control get -1/-1 until end of turn.

When this creature enters, destroy target creature an opponent controls.

{T}: Add {U}.

Whenever this creature enters or attacks, put a slime counter on up to one other target creature. Non-Horror creatures with slime counters on them lose all abilities and have base power and toughness 2/2.

When this creature enters, each player sacrifices a creature of their choice.

When this creature enters, you may search your library for an artifact card with mana value 1 or less, reveal that card, put it into your hand, then shuffle.

This creature can't block. Escape—{4}{B}, Exile three other cards from your graveyard. (You may cast this card from your graveyard for its escape cost.) This creature escapes with two +1/+1 counters on it.

Skulk (This creature can't be blocked by creatures with greater power.) Whenever this creature deals combat damage to a player, you may draw a card. If you do, discard a card. Whenever you discard a creature card, you may pay {2}. If you do, create a 3/2 colorless Eldrazi Horror creature token.

Scry 2, then draw two cards. Foretell {1}{U} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

Counter target spell. Surveil 1. (Look at the top card of your library. You may put it into your graveyard.)