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.

Commander creatures you own get +3/+3 and have flying, deathtouch, "Ward—Pay 3 life," and "At the beginning of your upkeep, sacrifice a creature."

Whenever you sacrifice another creature, you gain 1 life and scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.) {1}, Sacrifice another creature: Fleshtaker gets +2/+2 until end of turn.

{1}, Sacrifice another creature: Legion Vanguard explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)

{1}, Sacrifice another creature: Pitiless Pontiff gains deathtouch and indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

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

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

Whenever another creature enters the battlefield under your control, each opponent loses 1 life.

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

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

When The Meathook Massacre enters the battlefield, each creature gets -X/-X until end of turn. Whenever a creature you control dies, each opponent loses 1 life. Whenever a creature an opponent controls dies, you gain 1 life.

Whenever one or more other creatures you control die, each opponent loses 2 life and you gain 2 life. This ability triggers only once each turn.

(Gain the next level as a sorcery to add its ability.) At the beginning of your end step, if a creature died this turn, each opponent loses 1 life. {1}{B}: Level 2 When this Class becomes level 2, look at the top three cards of your library. Put one of them into your hand and the rest into your graveyard. {6}{B}: Level 3 At the beginning of your end step, each opponent loses life equal to the life they lost this turn. (Damage causes loss of life.)

At the beginning of your upkeep, reveal the top card of your library and put that card into your hand. You lose life equal to its mana value.

Exile the top three cards of your library in a face-down pile, then exile the top three cards of your library in another face-down pile. Look at the cards in each pile, then turn a pile of your choice face up. An opponent chooses one of those piles. Put all cards in the chosen pile into your hand and the rest into your graveyard. You lose 3 life.

Whenever a creature you control dies, scry 1 and put an oil counter on Norn's Wellspring. {1}, {T}, Remove two oil counters from Norn's Wellspring: Draw a card.

As an additional cost to cast this spell, you may sacrifice one or more creatures. When you do, copy this spell for each creature sacrificed this way. You draw a card and you lose 1 life.

{T}, Sacrifice two other creatures: Any number of target players each lose 2 life and sacrifice a creature. You add {B}{B} and draw a card.

Backup 1 (When this creature enters the battlefield, put a +1/+1 counter on target creature. If that's another creature, it gains the following ability until end of turn.) {1}, Sacrifice this creature: Draw a card.

Equipped creature gets +1/-1. Whenever equipped creature dies, draw two cards. Equip {1}

Blitz—{2}{B}{B}, Pay 2 life. (If you cast this spell for its blitz cost, it gains haste and "When this creature dies, draw a card." Sacrifice it at the beginning of the next end step.) You may cast Tenacious Underdog from your graveyard using its blitz ability.

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.

Cult Conscript enters the battlefield tapped. {1}{B}: Return Cult Conscript from your graveyard to the battlefield. Activate only if a non-Skeleton creature died under your control this turn.

Gutterbones enters the battlefield tapped. {1}{B}: Return Gutterbones from your graveyard to your hand. Activate only during your turn and only if an opponent lost life this turn.

Haste Shadow (This creature can block or be blocked by only creatures with shadow.) Whenever another creature is put into your graveyard from the battlefield, you may pay {B}. If you do, return Nether Traitor from your graveyard to the battlefield.

{2}{B}: Return Persistent Specimen from your graveyard to the battlefield tapped.

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

{2}{B}: Return Sanitarium Skeleton from your graveyard to your hand.

Castle Ardenvale enters the battlefield tapped unless you control a Plains. {T}: Add {W}. {2}{W}{W}, {T}: Create a 1/1 white Human creature token.

Castle Locthwain enters the battlefield tapped unless you control a Swamp. {T}: Add {B}. {1}{B}{B}, {T}: Draw a card, then you lose life equal to the number of cards in your hand.

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

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

{T}: Add {W}. Channel — {2}{W}, Discard Eiganjo, Seat of the Empire: It deals 4 damage to target attacking or blocking creature. This ability costs {1} less to activate for each legendary creature you control.

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

Isolated Chapel enters the battlefield tapped unless you control a Plains or a Swamp. {T}: Add {W} or {B}.

Orzhov Basilica enters the battlefield tapped. When Orzhov Basilica enters the battlefield, return a land you control to its owner's hand. {T}: Add {W}{B}.

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

({T}: Add {W}.)

Shattered Sanctum enters the battlefield tapped unless you control two or more other lands. {T}: Add {W} or {B}.

{T}, Pay 1 life: Add {W} or {B}. {1}, {T}, Sacrifice Silent Clearing: Draw a card.

Silverquill Campus enters the battlefield tapped. {T}: Add {W} or {B}. {4}, {T}: Scry 1.

({T}: Add {B}.)

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

{T}: Add {B}. Channel — {3}{B}, Discard Takenuma, Abandoned Mire: Mill three cards, then return a creature or planeswalker card from your graveyard to your hand. This ability costs {1} less to activate for each legendary creature you control.

Temple of Silence enters the battlefield tapped. When Temple of Silence enters the battlefield, scry 1. {T}: Add {W} or {B}.

The Dross Pits enters the battlefield tapped. {T}: Add {B}. {1}{B}, {T}, Sacrifice The Dross Pits: Draw a card.

The Fair Basilica enters the battlefield tapped. {T}: Add {W}. {1}{W}, {T}, Sacrifice The Fair Basilica: Draw a card.

Vault of Champions enters the battlefield tapped unless you have two or more opponents. {T}: Add {W} or {B}.

Whenever a player casts their second spell each turn, you lose 1 life and create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

{T}: Add {C}. {1}, {T}, Sacrifice Mind Stone: Draw a card.

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

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

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

{B}, {T}, Sacrifice Apprentice Necromancer: Return target creature card from your graveyard to the battlefield. That creature gains haste. At the beginning of the next end step, sacrifice it.

Return all creature and planeswalker cards with mana value X or less from your graveyard to the battlefield. Exile Ascend from Avernus.

(Gain the next level as a sorcery to add its ability.) If you would gain life, you gain that much life plus 1 instead. {3}{W}: Level 2 Whenever you gain life, put a +1/+1 counter on target creature you control. {4}{W}: Level 3 When this Class becomes level 3, return target creature card from your graveyard to the battlefield. You gain life equal to that creature's toughness.

Return each creature card with mana value X from your graveyard to the battlefield.

Kicker {3}{B} Menace, lifelink When Nullpriest of Oblivion enters the battlefield, if it was kicked, return target creature card from your graveyard to the battlefield.

{T}, Pay 3 life, Sacrifice Priest of Fell Rites: Return target creature card from your graveyard to the battlefield. Activate only as a sorcery. Unearth {3}{W}{B} ({3}{W}{B}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Choose two — • Target creature gets +3/+3 and gains flying until end of turn. • Return target creature card with mana value 2 or less from your graveyard to the battlefield. • Target player draws a card and loses 1 life. • Target opponent sacrifices a creature.

When Abyssal Gatekeeper dies, each player sacrifices a creature.

Exile target nonland permanent. You lose 3 life.

Deathtouch {1}, Sacrifice another creature: You gain life equal to the sacrificed creature's toughness. {1}{W}{B}, Sacrifice another creature: Exile target nonland permanent. Activate only if you have at least 10 life more than your starting life total.

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

Vigilance {T}, Sacrifice Bounty Agent: Destroy target legendary permanent that's an artifact, creature, or enchantment.

Destroy target creature. A creature destroyed this way can't be regenerated. Overload {2}{W}{W} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

As an additional cost to cast this spell, sacrifice a nonland permanent. Exile target nonland permanent. Flashback {2}{W}{B} (You may cast this card from your graveyard for its flashback cost and any additional costs. Then exile it.)

At the beginning of your upkeep, you lose 1 life and create a 1/1 black Faerie Rogue creature token with flying.

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.

Revolt — At the beginning of your end step, if a permanent you controlled left the battlefield this turn, create a 1/1 colorless Servo artifact creature token. {1}, Sacrifice a creature: Scry 1.

At the beginning of your end step, if you control no creatures with decayed, create a 2/2 black Zombie creature token with decayed. (It can't block. When it attacks, sacrifice it at end of combat.)

Morbid — {T}, Tap two untapped creatures you control: Create a 5/5 black Demon creature token with flying. Activate only if a creature died this turn.

At the beginning of your upkeep, you lose 1 life and create a 1/1 colorless Phyrexian Mite artifact creature token with toxic 1 and "This creature can't block." Corrupted — As long as an opponent has three or more poison counters, creatures you control with toxic have lifelink.