{T}: Add one mana of any color.

Sacrifice this creature: Add {B}.

Sacrifice this creature: Add {B}{B}.

{B}, {T}, Discard a card: Add {B}{B}{B}.

When this creature enters, 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.) {T}: Add one mana of any color.

{3}, Sacrifice this creature: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

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.) Whenever you tap a Swamp for mana, add an additional {B}.

{T}: Add {B}.

{2}, {T}: Add {B} for each Swamp you control.

{T}: Add {C}.

{T}, Mill a card: Add {C}. (To mill a card, put the top card of your library into your graveyard.)

Whenever you tap a Swamp for mana, add an additional {B}. {B}: This creature gets +1/+1 until end of turn.

When this creature enters, you gain 2 life. {T}: Add one mana of any color.

{T}: Add one mana of any color.

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

Discard a card, Sacrifice this creature: Add {B}{B}{B}.

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

{T}, Sacrifice a black or artifact creature: Add an amount of {B} equal to the sacrificed creature's mana value.

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.

Morph {X}{B}{B} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When this creature is turned face up, all creatures get -X/-X until end of turn.

Flying When this creature enters, if you cast it, each player sacrifices all other creatures they control. Then each player returns all creature cards from their graveyard that weren't put there this way to the battlefield.

{X}: This creature deals X damage to each creature and each player. Spend only black mana on X.

{2}{B}, {T}, Sacrifice a Zombie: Destroy target non-Zombie creature. It can't be regenerated. Activate only as a sorcery.

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

When this creature enters, if you cast it from your hand, destroy all creatures your opponents control, then tap all other creatures you control.

Imprint — When this creature enters, you may exile target nontoken creature. As long as a card exiled with this creature is a creature card, this creature has the power, toughness, and creature types of the last creature card exiled with it. It's still a Shapeshifter.

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

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

Exploit (When this creature enters, you may sacrifice a creature.) When this creature exploits a creature, target creature gets -3/-3 until end of turn.

{T}, Sacrifice a creature: Destroy target nonblack creature.

When this creature enters, you may sacrifice an artifact or creature. When you do, exile target creature an opponent controls.

When this creature enters, you gain 2 life. When this creature leaves the battlefield, draw a card.

When this creature dies, you draw X cards and you lose X life, where X is the number of creature cards in target player's graveyard.

When this creature enters, sacrifice another creature. You gain X life and draw X cards, where X is that creature's power.

Deathtouch Exploit (When this creature enters, you may sacrifice a creature.) When this creature exploits a creature, target player draws two cards and loses 2 life.

When this creature enters, you gain 2 life. When this creature dies, draw a card.

Cycling {B}{B} ({B}{B}, Discard this card: Draw a card.) When you cycle this card, you may have target player lose life equal to the number of Zombies on the battlefield.

At the beginning of your upkeep, you draw X cards and you lose X life, where X is the number of Zombies you control.

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.) Whenever another nontoken creature dies, you may draw a card.

Partner with Regna, the Redeemer (When this creature enters, target player may put Regna into their hand from their library, then shuffle.) {B}, Sacrifice X creatures: Target player draws X cards and gains X life. Put X +1/+1 counters on Krav.

{T}, Sacrifice two other creatures: Any number of target players each lose 2 life and sacrifice a creature of their choice. You add {B}{B} and draw a card.

{1}{B}, {T}, Sacrifice another creature: Draw X cards, where X is that creature's power. Choose a Background (You can have a Background as a second commander.)

{1}{B}, Discard a card: Return this card from your graveyard to your hand. Activate only during your upkeep. Cycling {1}{B} ({1}{B}, Discard this card: Draw a card.)

Menace Whenever another creature dies during your turn, put a +1/+1 counter on Vogar. When Vogar dies, draw a card for each +1/+1 counter on it.

Flying When this creature enters, you may return target creature card from your graveyard to your hand.

Equipped creature gets +2/+2. Whenever equipped creature dies, you may put a creature card from your hand onto the battlefield and attach this Equipment to it. Equip {2}

Each player returns all creature cards from their graveyard to their hand.

{4}: Return target creature card from a graveyard to its owner's hand. Any player may activate this ability but only as a sorcery.

Madness {1}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.) When this creature enters, if its madness cost was paid, you may return target creature card from a graveyard to its owner's hand.

When this creature enters, you may return target creature card from your graveyard to your hand.

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

{B}: Put target creature card from your graveyard on top of your library.

Other Zombie creatures get +1/+1. {1}{B}, {T}: Return target Zombie card from your graveyard to your hand.

{1}{B}, Pay 2 life: Return target creature card from your graveyard to your hand.

{2}, {T}: Add {B} for each Swamp you control.

{T}: Add {C}. {3}, {T}, Sacrifice this land: Return a creature card at random from your graveyard to your hand.