As an additional cost to cast this spell, pay {4} or sacrifice an artifact or creature. Destroy target creature or planeswalker.

Look at the top four cards of your library. Put two of them into your hand and the rest into your graveyard. You lose 2 life.

As an additional cost to cast this spell, sacrifice a creature or discard a card. Destroy target creature or planeswalker.

As an additional cost to cast this spell, sacrifice a creature. Destroy target creature.

Create three 1/1 white Soldier creature tokens.

Return target artifact or creature card from your graveyard to your hand. Create a 1/1 colorless Soldier artifact creature token.

Destroy target creature or enchantment an opponent controls. You lose life equal to that permanent's mana value.

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.

Sacrifice a creature: Add {C}{C}.

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

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

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

Kicker {B} (You may pay an additional {B} as you cast this spell.) When this creature enters, if it was kicked, each player sacrifices a creature of their choice.

Whenever a creature an opponent controls enters, you may have that player lose 1 life.

Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)

When this creature dies, create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this token: Add {C}."

This creature can't block. Sacrifice a creature: Put a +1/+1 counter on this creature.

Sacrifice another creature: This creature gains protection from the color of your choice until end of turn.

Flash {1}, Sacrifice this creature: Destroy target artifact or enchantment.

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) When this creature dies, create a 1/1 colorless Phyrexian Mite artifact creature token with toxic 1 and "This token can't block."

At the beginning of your upkeep, this creature deals 1 damage to each opponent. You gain life equal to the damage dealt this way.

Flying Whenever another creature you control enters, you gain 1 life.

When this creature dies, create a 2/2 black Zombie creature token.

When this creature dies, create a 1/1 white Spirit creature token with flying.

Whenever you gain life, each opponent loses 1 life.

Flying Whenever this creature or another creature dies, target player loses 1 life and you gain 1 life.

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

When this creature dies, create a 1/1 white Human Soldier creature token.

Defender {2}{B}, Sacrifice a creature: You gain 1 life and draw a card.

When this creature enters, each opponent loses X life, where X is your devotion to black. You gain life equal to the life lost this way. (Each {B} in the mana costs of permanents you control counts toward your devotion to black.)

Whenever another creature you control enters, you gain 1 life.

When this creature dies, create a 1/1 white Soldier creature token with lifelink.

When this creature dies, create a 1/1 black and green Insect creature token with flying.

{1}, Sacrifice a creature: Each opponent loses 1 life and you gain 1 life.

Flying Whenever another creature you control enters, you gain 1 life.

Whenever you gain life, each opponent loses 1 life.

When this creature dies, create X tapped 1/1 green Squirrel creature tokens, where X is this creature's power.

{2}{B}: Return this card from your graveyard to the battlefield tapped.

Whenever this creature attacks, each opponent loses 1 life and you gain 1 life.

Whenever another creature enters, you gain 1 life.

Whenever another creature enters, you may gain 1 life.

When this creature enters, draw a card.

Whenever another creature you control enters, you may gain 1 life. Whenever a creature an opponent controls enters, you may have that player lose 1 life.

{T}, Sacrifice another creature: Each opponent loses 2 life and you gain 2 life.

As an additional cost to cast this spell, sacrifice a creature. Draw two cards.

As an additional cost to cast this spell, sacrifice a creature. Draw two cards.

As an additional cost to cast this spell, sacrifice an artifact or creature. Draw two cards.

Add {B}{B}{B}.

As an additional cost to cast this spell, sacrifice an artifact or creature. Draw two cards and create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Destroy target artifact or enchantment.

As an additional cost to cast this spell, sacrifice an artifact or creature. Draw two cards. Flashback {4}{B} (You may cast this card from your graveyard for its flashback cost and any additional costs. Then exile it.)

As an additional cost to cast this spell, sacrifice an artifact or creature. Draw two cards and create a Map token. (It's an artifact with "{1}, {T}, Sacrifice this token: Target creature you control explores. Activate only as a sorcery.")

Destroy target creature.

As an additional cost to cast this spell, sacrifice a creature. Draw two cards. If the sacrificed creature was legendary, draw three cards instead.

Create two 1/1 white Soldier creature tokens.

As an additional cost to cast this spell, sacrifice an artifact or creature. You gain life equal to the sacrificed permanent's mana value. Draw two cards.

Target creature gets -1/-1 until end of turn. Morbid — That creature gets -13/-13 until end of turn instead if a creature died this turn.

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

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

({T}: Add {W}.)

({T}: Add {B}.)