Each creature has "When this creature dies, choose target opponent. That player puts this card from its owner's graveyard onto the battlefield under their control at the beginning of the next end step."

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

You may look at the top card of your library any time. You may play lands and cast spells from the top of your library. If you cast a spell this way, pay life equal to its mana value rather than pay its mana cost. {T}, Sacrifice ten nonland permanents: Each opponent loses 10 life.

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

Target player draws X cards and loses X life, where X is the number of cards in their graveyard.

Flying Whenever a permanent owned by another player is put into a graveyard from the battlefield, you draw a card and you lose 1 life.

Whenever one or more other creatures die, draw a card. This ability triggers only once each turn.

{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.

Target creature becomes black and gains fear until end of turn. (It can't be blocked except by artifact creatures and/or black creatures.) Draw a card.

{B}{B}: Target creature gains shadow until end of turn. (It can block or be blocked by only creatures with shadow.)

{T}: Target creature gains shadow until end of turn. (It can block or be blocked by only creatures with shadow.)

Choose one — • Target opponent loses 1 life and you gain 1 life. • Exile up to three target cards from a single graveyard. • Target creature gains fear until end of turn. (It can't be blocked except by artifact creatures and/or black creatures.)

This land enters with a charge counter on it. {T}: Add {C}. {X}{X}, {T}: Put X charge counters on this land. {3}, {T}, Sacrifice this land: Destroy each nonland permanent with mana value equal to the number of charge counters on this land.

This land enters tapped. When this land enters, exile target player's graveyard. {T}: Add {B}.

{T}: Add {C}. {T}, Sacrifice this land: Put your commander into your hand from the command zone.

This land enters tapped. {T}: Add {B}. {T}, Sacrifice this land: Add {B}{B}.

{T}: Add {C}. {T}, Sacrifice this land: Destroy target land. Its controller may search their library for a basic land card, put it onto the battlefield, then shuffle.

At the beginning of your upkeep, choose one that hasn't been chosen — • This enchantment deals 4 damage to any target and you gain 4 life. • Target opponent discards two cards. • Draw two cards. • You lose the game.

If you would draw a card, return a card from your graveyard to your hand instead. If you can't, you lose the game. If a card would be put into your graveyard from anywhere, exile that card instead.

When Hecatomb enters, sacrifice Hecatomb unless you sacrifice four creatures. Tap an untapped Swamp you control: Hecatomb deals 1 damage to any target.

Flying, trample You can't win the game and your opponents can't lose the game.

At the beginning of your upkeep, sacrifice this enchantment unless you tap an untapped creature you control. Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

If you would lose the game, instead shuffle your hand, your graveyard, and all permanents you own into your library, then draw seven cards and your life total becomes 20.

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

Whenever a creature dies, put a charge counter on this enchantment. At the beginning of your first main phase, add {B} for each charge counter on this enchantment.

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

Add {B}{B}{B}.

At the beginning of each player's upkeep, that player chooses target player whose graveyard has fewer creature cards in it than their graveyard does and is their opponent. The first player may return a creature card from their graveyard to their hand.

Equipped creature gets +2/+2 and has protection from blue and from black. Whenever equipped creature deals combat damage to a player, surveil 2. Then you may cast an instant or sorcery spell with mana value 2 or less from your graveyard without paying its mana cost. If that spell would be put into your graveyard, exile it instead. Equip {2}

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

Undaunted (This spell costs {1} less to cast for each opponent.) Destroy two target creatures.

Choose one — • Target opponent exiles a creature they control. • Target opponent exiles an enchantment they control.

Destroy target creature if it has mana value 2 or less. Revolt — Destroy that creature if it has mana value 4 or less instead if a permanent left the battlefield under your control this turn.

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

Destroy target creature. You lose 2 life.

At the beginning of your upkeep, sacrifice Kuro unless you pay {B}{B}{B}{B}. Pay 1 life: Target creature gets -1/-1 until end of turn.

Menace When Massacre Girl enters, each other creature gets -1/-1 until end of turn. Whenever a creature dies this turn, each creature other than Massacre Girl gets -1/-1 until end of turn.

When this creature enters, creatures your opponents control get -2/-2 until end of turn. Whenever a creature an opponent controls dies, that player loses 2 life.

Destroy target creature.

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.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Put a +1/+1 counter on up to one target creature. That creature becomes an artifact in addition to its other types. II — Destroy all nonartifact creatures. III — Exile all opponents' graveyards.

When this creature enters, each player sacrifices a creature or planeswalker of their choice. Each player who can't discards a card.

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

Destroy target nonblack creature. At the beginning of your next upkeep, pay {2}{B}. If you don't, you lose the game.

When this creature enters, each opponent discards a card.

When this creature dies, scry 1 and create a Treasure token. (To scry 1, look at the top card of your library. You may put that card on the bottom. A Treasure token is an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Search your library and graveyard for five cards and exile the rest. Put the chosen cards on top of your library in any order. You lose half your life, rounded up.