When Acererak the Archlich enters the battlefield, if you haven't completed Tomb of Annihilation, return Acererak the Archlich to its owner's hand and venture into the dungeon.

Whenever Acererak the Archlich attacks, for each opponent, you create a 2/2 black Zombie creature token unless that player sacrifices a creature.

Flash

You may have Activated Sleeper enter the battlefield as a copy of any creature card in a graveyard that was put there from the battlefield this turn, except it's a Phyrexian in addition to its other types.

You may spend mana as though it were mana of any color to activate abilities of creatures you control.

Creatures you control with +1/+1 counters on them have all activated abilities of all creature cards exiled with Agatha's Soul Cauldron.

{T}: Exile target card from a graveyard. When a creature card is exiled this way, put a +1/+1 counter on target creature you control.

Whenever another permanent enters the battlefield under your control, each opponent mills a card.

Any player may cast creature spells with mana value 3 or less without paying their mana costs and as though they had flash.

{T}: Add {C}{C}. Ancient Tomb deals 2 damage to you.

Destroy target permanent an opponent controls. Its controller may search their library for a basic land card, put it onto the battlefield, then shuffle.

Whenever Ayara, First of Locthwain or another black creature enters the battlefield under your control, each opponent loses 1 life and you gain 1 life.

{T}, Sacrifice another black creature: Draw a card.

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

Flying

{T}: Add one mana of any color.

At the beginning of your precombat main phase, choose one or more --

• Sell Contraband -- Create a Treasure token. You lose 1 life.

• Buy Information -- Draw a card. You lose 2 life.

• Hire a Mercenary -- Create a 3/2 colorless Shapeshifter creature token with changeling. You lose 3 life. (It has every creature type.)

At the beginning of each end step, if an opponent lost 2 or more life this turn, you may put a quest counter on Bloodchief Ascension. (Damage causes loss of life.)

Whenever a card is put into an opponent's graveyard from anywhere, if Bloodchief Ascension has three or more quest counters on it, you may have that player lose 2 life. If you do, you gain 2 life.

Bloodghast can't block.

Bloodghast has haste as long as an opponent has 10 or less life.

Landfall -- Whenever a land enters the battlefield under your control, you may return Bloodghast from your graveyard to the battlefield.

{T}, Pay 1 life, Sacrifice Bloodstained Mire: Search your library for a Swamp or Mountain card, put it onto the battlefield, then shuffle.

{T}: Add {G}.

Channel -- {1}{G}, Discard Boseiju, Who Endures: Destroy target artifact, enchantment, or nonbasic land an opponent controls. That player may search their library for a land card with a basic land type, put it onto the battlefield, then shuffle. This ability costs {1} less to activate for each legendary creature you control.

At the beginning of your end step, you may sacrifice an artifact, creature, enchantment, land, or planeswalker. If you do, each opponent may sacrifice a permanent that shares a card type with it. For each opponent who doesn't, that player loses 2 life and you draw a card.

Search your library for up to three creature cards, put them into your graveyard, then shuffle.

Add {B}{B}{B}.

Threshold -- Add {B}{B}{B}{B}{B} instead if seven or more cards are in your graveyard.

Choose a nonland card name. Target player reveals their hand and discards all cards with that name.

Flashback--Sacrifice a creature. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

At the beginning of each of your main phases, if you haven't added mana with this ability this turn, you may add X mana of any one color, where X is the number of Islands target opponent controls.

Carrion Feeder can't block.

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

If a player would draw a card except the first one they draw in each of their draw steps, that player discards a card instead. If the player discards a card this way, they draw a card. If the player doesn't discard a card this way, they mill a card.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)

Search your library for a creature card with mana value X or less, put it onto the battlefield, then shuffle.

Whenever City of Brass becomes tapped, it deals 1 damage to you.

{T}: Add one mana of any color.

Activated abilities of artifacts can't be activated.

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

At the beginning of your upkeep, sacrifice Contamination unless you sacrifice a creature.

If a land is tapped for mana, it produces {B} instead of any other type and amount.

As an additional cost to cast this spell, sacrifice a land.

Search your library for a land card, put that card onto the battlefield, then shuffle.

Destroy each nonland permanent with mana value 2 or less. Add {B} or {G} for each permanent destroyed this way.

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

Add {B}{B}{B}{B}.

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

Add {B}{B}{B}.

Shadow (This creature can block or be blocked by only creatures with shadow.)

If a card would be put into an opponent's graveyard from anywhere, instead exile it with a void counter on it.

{T}, Sacrifice Dauthi Voidwalker: Choose an exiled card an opponent owns with a void counter on it. You may play it this turn without paying its mana cost.

If you control a commander, you may cast this spell without paying its mana cost.

Exile target creature.

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

{B}, {T}: Exile target instant or sorcery card from a graveyard. Each opponent loses 2 life.

{G}, {T}: Exile target creature card from a graveyard. You gain 2 life.

{T}: Add {C}.

{T}: Add one mana of any color. Spend this mana only to cast a legendary spell, and that spell can't be countered.

Search your library for a card, put that card into your hand, then shuffle.

Creature and enchantment spells you control can't be countered.

{3}{G}: Target land you control becomes an X/X Elemental creature with trample and haste until end of turn, where X is the number of enchantments you control. It's still a land.

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

Search your library for a card, put that card into your hand, then shuffle.

({B/P} can be paid with either {B} or 2 life.)

Target creature gets -5/-5 until end of turn.

Players can cast spells only during their own turns.

Return target creature card from your graveyard to the battlefield.

Flashback--Sacrifice three creatures. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

(Dryad Arbor isn't a spell, it's affected by summoning sickness, and it has "{T}: Add {G}.")

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

Search your library for a creature card with mana value X or less, where X is 2 plus the sacrificed creature's mana value. Put that card onto the battlefield, then shuffle. Exile Eldritch Evolution.

{T}: Add {C}.

{1}, {T}, Sacrifice Emergence Zone: You may cast spells this turn as though they had flash.

Search your library for a card, put that card into your graveyard, then shuffle.

If it's not your turn, you may exile a green card from your hand rather than pay this spell's mana cost.

Destroy up to two target artifacts and/or enchantments.

{T}: Add {G} for each creature you control.

Gravecrawler can't block.

You may cast Gravecrawler from your graveyard as long as you control a Zombie.

Search your library for a green creature card with mana value X or less, put it onto the battlefield, then shuffle. Shuffle Green Sun's Zenith into its owner's library.

{G}, {T}: Reveal cards from the top of your library until you reveal a basic land card. Put that card into your hand and all other cards revealed this way into your graveyard.

Search your library for a card, then shuffle and put that card on top. You lose 2 life.

Return up to three target land cards from your graveyard to your hand.

Dredge 3 (If you would draw a card, you may mill three cards instead. If you do, return this card from your graveyard to your hand.)

{T}: Add {C}.

{T}: Add {B} or {G}. Llanowar Wastes deals 1 damage to you.

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

At the beginning of your upkeep, flip a coin. If you lose the flip, Mana Crypt deals 3 damage to you.

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

When Manglehorn enters the battlefield, you may destroy target artifact.

Artifacts your opponents control enter the battlefield tapped.

{T}, Pay 1 life, Sacrifice Marsh Flats: Search your library for a Plains or Swamp card, put it onto the battlefield, then shuffle.

When Mindslicer dies, each player discards their hand.

{T}, Pay 1 life, Sacrifice Misty Rainforest: Search your library for a Forest or Island card, put it onto the battlefield, then shuffle.

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

Search your library for a green creature card, put it onto the battlefield, then shuffle.

You may cast Necromancy as though it had flash. If you cast it any time a sorcery couldn't have been cast, the controller of the permanent it becomes sacrifices it at the beginning of the next cleanup step.

When Necromancy enters the battlefield, if it's on the battlefield, it becomes an Aura with "enchant creature put onto the battlefield with Necromancy." Put target creature card from a graveyard onto the battlefield under your control and attach Necromancy to it. When Necromancy leaves the battlefield, that creature's controller sacrifices it.

Skip your draw step.

Whenever you discard a card, exile that card from your graveyard.

Pay 1 life: Exile the top card of your library face down. Put that card into your hand at the beginning of your next end step.

({G/P} can be paid with either {G} or 2 life.)

Put target card from a graveyard on top of its owner's library.

Activated abilities of artifacts can't be activated.

{T}, Pay 1 life: Add {B} or {G}.

{1}, {T}, Sacrifice Nurturing Peatland: Draw a card.

Flash

You control your opponents while they're searching their libraries.

While an opponent is searching their library, they exile each card they find. You may play those cards for as long as they remain exiled, and you may spend mana as though it were mana of any color to cast them.

Flash

When Orcish Bowmasters enters the battlefield and whenever an opponent draws a card except the first one they draw in each of their draw steps, Orcish Bowmasters deals 1 damage to any target. Then amass Orcs 1.

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

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

Sacrifice a creature: Add one mana of any color.

{T}: Add {C}.

{T}, Sacrifice a creature: Add {B}{B}.

{T}, Pay 1 life, Sacrifice Polluted Delta: Search your library for an Island or Swamp card, put it onto the battlefield, then shuffle.

Search target opponent's library for a card and exile it face down. Then that player shuffles. You may look at and play that card for as long as it remains exiled.

When Protean Hulk dies, search your library for any number of creature cards with total mana value 6 or less, put them onto the battlefield, then shuffle.

Flying, trample

Pay 2 life, Sacrifice another creature: Search your library for a card, put that card into your hand, then shuffle.

Search your library for up to four land cards with different names and reveal them. An opponent chooses two of those cards. Put the chosen cards into your graveyard and the rest into your hand. Then shuffle.

Put target creature card from a graveyard onto the battlefield under your control. You lose life equal to its mana value.

Whenever an opponent activates an ability of a creature or land that isn't a mana ability, you may draw a card.

Equipped creature gets +1/-1.

Whenever equipped creature dies, draw two cards.

Equip {1}

({T}: Add {B}.)

Sacrifice a land: Target creature you control gains shroud until end of turn. (It can't be the target of spells or abilities.)

Trample

The Mycotyrant's power and toughness are each equal to the number of creatures you control that are Fungi and/or Saprolings.

At the beginning of your end step, create X 1/1 black Fungus creature tokens with "This creature can't block," where X is the number of times you descended this turn. (You descend each time a permanent card is put into your graveyard from anywhere.)

All creatures have "At the beginning of your upkeep, destroy this creature unless you pay {1}."

This spell can't be countered.

Indestructible

Toski, Bearer of Secrets attacks each combat if able.

Whenever a creature you control deals combat damage to a player, draw a card.

Choose up to three target cards in graveyards. The owners of those cards shuffle them into their libraries. You gain 2 life.

Flashback {1}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

{T}: Add {C}.

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

Undergrowth Stadium enters the battlefield tapped unless you have two or more opponents.

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

Each land is a Swamp in addition to its other land types.

Enchant Forest

As Utopia Sprawl enters the battlefield, choose a color.

Whenever enchanted Forest is tapped for mana, its controller adds an additional one mana of the chosen color.

Search your library for a card, then shuffle and put that card on top. You lose 2 life.

Draw a card if an opponent has cast a blue or black spell this turn. Spells you control can't be countered this turn. You and permanents you control gain hexproof from blue and from black until end of turn. (You and they can't be the targets of blue or black spells or abilities your opponents control.)

{T}, Pay 1 life, Sacrifice Verdant Catacombs: Search your library for a Swamp or Forest card, put it onto the battlefield, then shuffle.

{T}: Add {C}.

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

Enchant land

Whenever enchanted land is tapped for mana, its controller adds an additional {G}.

{T}, Pay 1 life, Sacrifice Windswept Heath: Search your library for a Forest or Plains card, put it onto the battlefield, then shuffle.

{T}, Pay 1 life, Sacrifice Wooded Foothills: Search your library for a Mountain or Forest card, put it onto the battlefield, then shuffle.

Search your library for a creature card, reveal it, then shuffle and put the card on top.

Each land is a Forest in addition to its other land types.

Until end of turn, you may play lands and cast spells from your graveyard.

If a card would be put into your graveyard from anywhere this turn, exile that card instead.