Return from your graveyard to the battlefield any number of target creature cards that each have a different mana value X or less.

As Agadeem, the Undercrypt enters the battlefield, you may pay 3 life. If you don't, it enters the battlefield tapped.

{T}: Add {B}.

Enchant creature card in a graveyard

When Animate Dead enters the battlefield, if it's on the battlefield, it loses "enchant creature card in a graveyard" and gains "enchant creature put onto the battlefield with Animate Dead." Return enchanted creature card to the battlefield under your control and attach Animate Dead to it. When Animate Dead leaves the battlefield, that creature's controller sacrifices it.

Enchanted creature gets -1/-0.

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

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

Choose two --

• Destroy all artifacts.

• Destroy all enchantments.

• Destroy all creatures with mana value 3 or less.

• Destroy all creatures with mana value 4 or greater.

When Bastion of Remembrance enters the battlefield, create a 1/1 white Human Soldier creature token.

Whenever a creature you control dies, each opponent loses 1 life and you gain 1 life.

Whenever a creature dies, put a charge counter on Black Market.

At the beginning of your precombat main phase, add {B} for each charge counter on Black Market.

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

{T}: Add {W}.

{T}: Add {B}.

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

Carrion Feeder can't block.

Sacrifice a creature: Put a +1/+1 counter on Carrion Feeder.

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

When Cathodion dies, add {C}{C}{C}.

{T}: Add {C}.

{T}: Add {W} or {B}. Caves of Koilos deals 1 damage to you.

Choose one --

• Destroy all creatures.

• Destroy all artifacts and enchantments.

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

Choose any number of target creature and/or planeswalker cards in graveyards. Command the Dreadhorde deals damage to you equal to the total mana value of those cards. Put them onto the battlefield under your control.

Concealed Courtyard enters the battlefield tapped unless you control two or fewer other lands.

{T}: Add {W} or {B}.

Whenever Cruel Celebrant or another creature or planeswalker you control dies, each opponent loses 1 life and you gain 1 life.

Whenever a creature you control dies, you draw a card and you lose 1 life.

Exile target permanent with mana value 4 or greater.

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

Lifelink

Whenever another creature dies, put a +1/+1 counter on Elenda, the Dusk Rose.

When Elenda dies, create X 1/1 white Vampire creature tokens with lifelink, where X is Elenda's power.

Flying

Landfall -- Whenever a land enters the battlefield under your control, you may return target nonland permanent card from your graveyard to your hand. If that land is a Plains, you may return that nonland permanent card to the battlefield instead.

Create two 4/4 white Angel Warrior creature tokens with flying. Non-Angel creatures you control gain indestructible until your next turn.

As Emeria, Shattered Skyclave enters the battlefield, you may pay 3 life. If you don't, it enters the battlefield tapped.

{T}: Add {W}.

Return to the battlefield all permanent cards in your graveyard that were put there from the battlefield this turn.

{T}: Add {C}.

{W/B}, {T}: Add {W}{W}, {W}{B}, or {B}{B}.

Destroy target artifact, enchantment, or planeswalker.

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

({T}: Add {W} or {B}.)

As Godless Shrine enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

{T}: Add {W}.

Morph {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.)

Whenever another nontoken creature you control dies, draw a card.

This spell costs {1} less to cast if an opponent controls no basic lands.

Destroy target creature.

Hagra Broodpit enters the battlefield tapped.

{T}: Add {B}.

Deathtouch

Whenever another nontoken creature dies, you may draw a card.

{T}: Add {C}.

{T}, Sacrifice a creature: You gain 1 life.

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

Isolated Chapel enters the battlefield tapped unless you control a Plains or a Swamp.

{T}: Add {W} or {B}.

Flying

When Kokusho, the Evening Star dies, each opponent loses 5 life. You gain life equal to the life lost this way.

Partner with Regna, the Redeemer (When this creature enters the battlefield, 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, the Unredeemed.

At the beginning of your upkeep, if an opponent controls more lands than you, you may search your library for up to three basic land cards, reveal them, put them into your hand, then shuffle.

{T}: Add {B}.

Whenever a creature you control dies, draw a card.

+1: Create a 2/2 black Zombie creature token.

-4: Each player sacrifices two creatures.

-9: Each opponent chooses a permanent they control of each permanent type and sacrifices the rest.

Each player exiles all creature cards from their graveyard, then sacrifices all creatures they control, then puts all cards they exiled this way onto the battlefield.

Whenever Martyr's Bond or another nonland permanent you control is put into a graveyard from the battlefield, each opponent sacrifices a permanent that shares a card type with it.

Sacrifice a creature: The next time a source of your choice would deal damage to any target this turn, prevent that damage.

Memorial to Folly enters the battlefield tapped.

{T}: Add {B}.

{2}{B}, {T}, Sacrifice Memorial to Folly: Return target creature card from your graveyard to your hand.

Whenever a nontoken creature you control dies, Midnight Reaper deals 1 damage to you and you draw a card.

Afterlife 2 (When this creature dies, create two 1/1 white and black Spirit creature tokens with flying.)

Myriad Landscape enters the battlefield tapped.

{T}: Add {C}.

{2}, {T}, Sacrifice Myriad Landscape: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

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

Destroy all nonland permanents.

Ondu Skyruins enters the battlefield tapped.

{T}: Add {W}.

Whenever a nontoken creature you control dies, create a 2/2 black Zombie creature token.

Flying

{T}: Add one mana of any color.

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

Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Whenever Pawn of Ulamog or another nontoken creature you control dies, you may create a 0/1 colorless Eldrazi Spawn creature token. It has "Sacrifice this creature: Add {C}."

Whenever another creature you control dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

{1}{B}: Return Reassembling Skeleton from your graveyard to the battlefield tapped.

Flying

When Reveillark leaves the battlefield, return up to two target creature cards with power 2 or less from your graveyard to the battlefield.

Evoke {5}{W} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)

Target creature you control gains protection from the color of your choice until end of turn.

Sejiri Glacier enters the battlefield tapped.

{T}: Add {W}.

Devoid (This card has no color.)

Whenever another nontoken creature you control dies, create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this creature: Add {C}." ({C} represents colorless mana.)

Equipped creature gets +1/-1.

Whenever equipped creature dies, draw two cards.

Equip {1}

Whenever an opponent draws a card, that player may pay {2}. If the player doesn't, you create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

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

When Solemn Simulacrum enters the battlefield, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

When Solemn Simulacrum dies, you may draw a card.

Sacrifice a creature: Put a charge counter on Spawning Pit.

{1}, Remove two charge counters from Spawning Pit: Create a 2/2 colorless Spawn artifact creature token.

Search your library for an Equipment card, reveal that card, put it into your hand, then shuffle.

Vigilance

Whenever Sun Titan enters the battlefield or attacks, you may return target permanent card with mana value 3 or less from your graveyard to the battlefield.

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

Exile target creature. Its controller gains life equal to its power.

Whenever another creature dies, or a creature card is put into a graveyard from anywhere other than the battlefield, or a creature card leaves your graveyard, Syr Konrad, the Grim deals 1 damage to each opponent.

{1}{B}: Each player mills a card. (They each put the top card of their library into their graveyard.)

{T}: Add {C}.

{T}: Add {W} or {B}. Activate only if you control a Swamp.

{T}: Add {C}.

{T}: Add {W} or {B}. Talisman of Hierarchy deals 1 damage to you.

If a creature dying causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

Creature tokens you control have vigilance and lifelink.

Cumulative upkeep {1}{B} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

At the beginning of each upkeep, if Tombstone Stairwell is on the battlefield, each player creates a 2/2 black Zombie creature token with haste named Tombspawn for each creature card in their graveyard.

At the beginning of each end step or when Tombstone Stairwell leaves the battlefield, destroy all tokens created with Tombstone Stairwell. They can't be regenerated.

Vault of Champions enters the battlefield tapped unless you have two or more opponents.

{T}: Add {W} or {B}.

Sacrifice a creature: Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

When Woe Strider enters the battlefield, create a 0/1 white Goat creature token.

Sacrifice another creature: Scry 1.

Escape--{3}{B}{B}, Exile four other cards from your graveyard. (You may cast this card from your graveyard for its escape cost.)

Woe Strider escapes with two +1/+1 counters on it.

Haste

Whenever a creature an opponent controls dies, put a +1/+1 counter on Yahenni, Undying Partisan.

Sacrifice another creature: Yahenni gains indestructible until end of turn.

Protection from Humans

Pay 1 life, Sacrifice another creature: Put a -1/-1 counter on up to one target creature and draw a card.

{B}{B}, Discard a card: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Whenever Zulaport Cutthroat or another creature you control dies, each opponent loses 1 life and you gain 1 life.