Deathtouch

Whenever Ashnod, Flesh Mechanist attacks, you may sacrifice another creature. If you do, create a tapped Powerstone token.

{5}, Exile a creature card from your graveyard: Create a tapped 3/3 colorless Zombie artifact creature token.

Barren Moor enters tapped.

{T}: Add {B}.

Cycling {B} ({B}, Discard this card: Draw a card.)

Flying

Echo {2}{B} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)

When Bone Shredder enters, destroy target nonartifact, nonblack creature.

Read ahead (Choose a chapter and start with that many lore counters. Add one after your draw step. Skipped chapters don't trigger. Sacrifice after III.)

I -- You may sacrifice a creature. If you do, each opponent discards a card.

II -- Return target creature card from your graveyard to your hand.

III -- Target opponent may sacrifice a nonland, nontoken permanent. If they don't, they lose 2 life and you draw a card.

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.

Clattering Augur can't block.

When Clattering Augur enters the battlefield, you draw a card and you lose 1 life.

{2}{B}{B}: Return Clattering Augur from your graveyard to your hand.

Clay Revenant enters the battlefield tapped.

{2}{B}: Return Clay Revenant from your graveyard to your hand.

When Custodi Lich enters the battlefield, you become the monarch.

Whenever you become the monarch, target player sacrifices a creature.

Add {B}{B}{B}.

When Demon's Disciple enters the battlefield, each player sacrifices a creature or planeswalker.

When Demonic Lore enters the battlefield, draw three cards.

At the beginning of your end step, you lose 2 life for each card in your hand.

Enchant creature

Enchanted creature gets -2/-0.

When Despondency is put into a graveyard from the battlefield, return Despondency to its owner's hand.

At the beginning of your upkeep, you lose 1 life and amass Zombies 1. (Put a +1/+1 counter on an Army you control. It's also a Zombie. If you don't control an Army, create a 0/0 black Zombie Army creature token first.)

Whenever a Zombie token you control with power 6 or greater attacks, it gains lifelink until end of turn.

{T}: Add {C}.

{3}: Return Drownyard Temple from your graveyard to the battlefield tapped.

{T}: Add {C}.

When Dunes of the Dead is put into a graveyard from the battlefield, create a 2/2 black Zombie creature token.

Enchant creature

Enchanted creature has flying and "Sacrifice a creature: This creature gets +2/+1 until end of turn."

When Fallen Ideal is put into a graveyard from the battlefield, return Fallen Ideal to its owner's hand.

{T}: Add {C}.

{2}, {T}, Sacrifice Field of Ruin: Destroy target nonbasic land an opponent controls. Each player searches their library for a basic land card, puts it onto the battlefield, then shuffles.

When Fleshbag Marauder enters, each player sacrifices a creature.

{T}: Add {C}.

When Gods' Eye, Gate to the Reikai is put into a graveyard from the battlefield, create a 1/1 colorless Spirit creature token.

Flying

When Gravelighter enters the battlefield, draw a card if a creature died this turn. Otherwise, each player sacrifices a creature.

Spells cost {1} less to cast.

When Meteor Golem enters, destroy target nonland permanent an opponent controls.

When Myr Retriever dies, return another target artifact card from your graveyard to your hand.

Flying

Necrosquito enters the battlefield with two oil counters on it.

Necrosquito gets +1/+1 for each oil counter on it.

Whenever another creature or artifact you control is put into a graveyard from the battlefield, put an oil counter on Necrosquito.

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

Flying

Whenever another nontoken creature you control dies, you may exile it. If you do, create a token that's a copy of that creature, except it's 1/1 and it's a Nightmare in addition to its other types.

When Nimblewright Schematic enters the battlefield or is put into a graveyard from the battlefield, create a 1/1 colorless Construct artifact creature token.

Flash

When Omen of the Dead enters the battlefield, return target creature card from your graveyard to your hand.

{2}{B}, Sacrifice Omen of the Dead: Scry 2.

This spell costs {1} less to cast for each creature card in your graveyard.

Exile target creature or planeswalker.

When Phyrexian Delver enters the battlefield, return target creature card from your graveyard to the battlefield. You lose life equal to that card's mana value.

When Prized Statue enters the battlefield or is put into a graveyard from the battlefield, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Whenever Scrap Trawler or another artifact you control is put into a graveyard from the battlefield, return to your hand target artifact card in your graveyard with lesser mana value.

When Servo Schematic enters the battlefield or is put into a graveyard from the battlefield, create a 1/1 colorless Servo artifact creature token.

When Shambling Ghast dies, choose one --

• Brave the Stench -- Target creature an opponent controls gets -1/-1 until end of turn.

• Search the Body -- Create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

When Slum Reaper enters the battlefield, each player sacrifices a creature.

When Spine of Ish Sah enters, destroy target permanent.

When Spine of Ish Sah is put into a graveyard from the battlefield, return Spine of Ish Sah to its owner's hand.

{2}, {T}: Copy target triggered ability you control. You may choose new targets for the copy. (A triggered ability uses the words "when," "whenever," or "at.")

When Treacherous Blessing enters the battlefield, draw three cards.

Whenever you cast a spell, you lose 1 life.

When Treacherous Blessing becomes the target of a spell or ability, sacrifice it.

Return target creature card with mana value 3 or less from your graveyard to the battlefield.

Cycling {2} ({2}, Discard this card: Draw a card.)

Whenever another artifact or creature you control is put into a graveyard from the battlefield, put an oil counter on Vat of Rebirth.

{2}{B}, {T}, Remove four oil counters from Vat of Rebirth: Return target creature card from your graveyard to the battlefield. Activate only as a sorcery.