{2}{B}, {T}, Exile a creature you control: Return target creature card from your graveyard to the battlefield. Activate only as a sorcery.

---

Create a tapped 4/1 black Skeleton creature token with menace. (Then exile this card. You may cast the artifact later from exile.)

When Altar of the Wretched enters the battlefield, you may sacrifice a nontoken creature. If you do, draw X cards, then mill X cards, where X is that creature's power.

Craft with one or more creatures {2}{B}{B}

{2}{B}: Return Altar of the Wretched from your graveyard to your hand.

Wretched Bonemass's power and toughness are each equal to the total power of the exiled cards used to craft it.

Wretched Bonemass has flying as long as an exiled card used to craft it has flying. The same is true for first strike, double strike, deathtouch, haste, hexproof, indestructible, lifelink, menace, protection, reach, trample, and vigilance.

{2}{B}: Regenerate Asphodel Wanderer.

{1}{B}: Regenerate Augur of Skulls.

Sacrifice Augur of Skulls: Target player discards two cards. Activate only during your upkeep.

Defender

When Barrier of Bones enters the battlefield, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)

Living weapon (When this Equipment enters the battlefield, create a 0/0 black Phyrexian Germ creature token, then attach this to it.)

Equipped creature gets +1/+1 and has vigilance and lifelink.

Equip {5}

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

Return a creature card from your graveyard to the battlefield, then return another creature card from your graveyard to your hand.

Flying

{3}{B}{B}, Exile seven other cards from your graveyard: Return Bone Dragon from your graveyard to the battlefield tapped.

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

Destroy target creature or planeswalker.

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 the battlefield, destroy target nonartifact, nonblack creature.

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

Destroy target creature.

When Boneclad Necromancer enters the battlefield, you may exile target creature card from a graveyard. If you do, create a 2/2 black Zombie creature token.

Living weapon (When this Equipment enters the battlefield, create a 0/0 black Phyrexian Germ creature token, then attach this to it.)

Equipped creature gets +X/+X, where X is the number of creature cards in all graveyards.

Equip {2}

Exile up to five target creature cards from graveyards. An opponent separates those cards into two piles. Put all cards from the pile of your choice onto the battlefield under your control and the rest into their owners' graveyards.

{2}{B}{B}: Exile Carrionette and target creature unless that creature's controller pays {2}. Activate only if Carrionette is in your graveyard.

{3}{B}{B}, {T}, Sacrifice X other creatures: Return X target creature cards from your graveyard to the battlefield.

{5}{B}{B}: Put Champion of Stray Souls on top of your library from your graveyard.

Wither (This deals damage to creatures in the form of -1/-1 counters.)

{1}{B}: Regenerate Cinderbones.

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.

When Clattering Skeletons dies, venture into the dungeon. (Enter the first room or advance to the next room.)

Skeletons you control get +1/+0 and have haste.

When Corpses of the Lost enters the battlefield, create a 2/2 black Skeleton Pirate creature token.

At the beginning of your end step, if you descended this turn, you may pay 1 life. If you do, return Corpses of the Lost to its owner's hand. (You descended if a permanent card was put into your graveyard from anywhere.)

Choose a creature type. Creatures that aren't of the chosen type get -3/-3 until end of turn.

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.

Menace

Negative Energy Cone -- Whenever an attacking creature you control or a blocking creature an opponent controls dies, create a 2/2 black Zombie creature token.

{5}{B}: Return Death Tyrant from your graveyard to the battlefield tapped.

Skeletons, Vampires, and Zombies you control get +1/+1.

At the beginning of your end step, if a creature died this turn, you may pay {1}. If you do, create a 1/1 black Skeleton creature token.

This spell costs {U} less to cast for each instant and sorcery spell you've cast this turn.

Whenever Demilich attacks, exile up to one target instant or sorcery card from your graveyard. Copy it. You may cast the copy.

You may cast Demilich from your graveyard by exiling four instant and/or sorcery cards from your graveyard in addition to paying its other costs.

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)

Sacrifice a creature: Regenerate Dimir House Guard.

Transmute {1}{B}{B} ({1}{B}{B}, Discard this card: Search your library for a card with the same mana value as this card, reveal it, put it into your hand, then shuffle. Transmute only as a sorcery.)

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

{1}, Sacrifice Dross Skullbomb: Draw a card.

{2}{B}, Sacrifice Dross Skullbomb: Return target creature card from your graveyard to your hand. Draw a card. Activate only as a sorcery.

Flash (You may cast this spell any time you could cast an instant.)

{B}: Regenerate Drudge Reavers.

{3}: Tap Drudge Sentinel. It gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

{B}: Regenerate Drudge Skeletons. (The next time this creature would be destroyed this turn, it isn't. Instead tap it, remove all damage from it, and remove it from combat.)

{B}, Exile two creature cards from your graveyard: Create a 1/1 black Skeleton creature token. It has "{B}: Regenerate this creature."

When Drudge Spell leaves the battlefield, destroy all Skeleton tokens. They can't be regenerated.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

{3}{B}: Regenerate Duty-Bound Dead. (The next time this creature would be destroyed this turn, it isn't. Instead tap it, remove all damage from it, and remove it from combat.)

Flash

Enchant creature

Enchanted creature loses all abilities and is a black Skeleton creature with base power and toughness 1/1. (It loses all other card types and creature types.)

Whenever Flayed Nim deals combat damage to a creature, that creature's controller loses that much life.

{2}{B}: Regenerate Flayed Nim.

Corrupted -- {2}{B}: Return Fleshless Gladiator from your graveyard to the battlefield tapped. You lose 1 life. Activate only if an opponent has three or more poison counters.

When Ghastly Death Tyrant enters the battlefield, choose one --

• Disintegration Ray -- Destroy target enchantment an opponent controls. You lose life equal to its mana value.

• Death Ray -- Creatures you control gain deathtouch until end of turn.

Unleash (You may have this creature enter the battlefield with a +1/+1 counter on it. It can't block as long as it has a +1/+1 counter on it.)

{1}{B}: Regenerate Grim Roustabout.

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.

Commander creatures you own have "Whenever this creature becomes tapped, it and other creatures you control that share a creature type with it each get +2/+0 and gain undying until end of turn." (When a creature with undying dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)

Choose a creature type. Return up to two creature cards of that type from your graveyard to the battlefield. If this spell was foretold, return all creature cards of that type from your graveyard to the battlefield instead.

Foretell {5}{B}{B} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Flying

{B}: Regenerate Kathari Remnant.

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.)

Choose a creature type. Destroy all creatures that aren't of the chosen type.

First strike

{1}{B}: Regenerate Lim-Dûl's High Guard.

Haste

{1}{B}: Regenerate Manor Skeleton.

{B}: Regenerate Marang River Skeleton.

Megamorph {3}{B} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

Flying

Pay 4 life: Regenerate Marrow Bats.

{1}, Reveal X black cards from your hand, Sacrifice Martyr of Bones: Exile up to X target cards from a single graveyard.

When Mortus Strider dies, return it to its owner's hand.

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

{5}, {T}: Transform Mystic Skull.

Lands you control have "{T}: Add one mana of any color."

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.)

As Obelisk of Urd enters the battlefield, choose a creature type.

Creatures you control of the chosen type get +2/+2.

Other black creatures you control get +1/+1.

{2}{B}, {T}: Another target black creature you control gains deathtouch until end of turn. (Any amount of damage it deals to a creature is enough to destroy it.)

Path of Ancestry enters the battlefield tapped.

{T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

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

{B}: Regenerate Phyrexian Monitor.

Scry 2, then draw two cards. You lose 2 life.

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

As Reflections of Littjara enters the battlefield, choose a creature type.

Whenever you cast a spell of the chosen type, copy that spell. (A copy of a permanent spell becomes a token.)

{3}{B}, {T}: Target creature gains swampwalk until end of turn. (It can't be blocked as long as defending player controls a Swamp.)

{1}{B}: Regenerate Restless Bones.

{B}: Regenerate Restless Dead.

Choose one --

• Return target creature card from your graveyard to your hand.

• Return two target creature cards that share a creature type from your graveyard to your hand.

{S}: Regenerate Rimebound Dead. ({S} can be paid with one mana from a snow source.)

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

As Secluded Courtyard enters the battlefield, choose a creature type.

{T}: Add {C}.

{T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type or activate an ability of a creature source of the chosen type.

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.)

Flying

{B}, Sacrifice a creature: Regenerate Skeletal Kathari.

Flying

When Skeletal Vampire enters the battlefield, create two 1/1 black Bat creature tokens with flying.

{3}{B}{B}, Sacrifice a Bat: Create two 1/1 black Bat creature tokens with flying.

Sacrifice a Bat: Regenerate Skeletal Vampire.

{B}: Regenerate Skeletal Wurm.

When Skeleton Archer enters the battlefield, it deals 1 damage to any target.

Each other creature you control that's a Skeleton or Pirate gets +1/+1.

Whenever one or more creature cards leave your graveyard, create a 2/2 black Skeleton Pirate creature token. (This ability triggers only from the battlefield.)

{5}{B}: Return Skeleton Crew from your graveyard to the battlefield tapped.

Equipped creature has skulk. (It can't be blocked by creatures with greater power.)

Whenever equipped creature deals combat damage to a player, you may draw a card. If you do, discard a card.

Equip {2}

Skeleton Scavengers enters the battlefield with a +1/+1 counter on it.

Pay {1} for each +1/+1 counter on Skeleton Scavengers: Regenerate Skeleton Scavengers. When it regenerates this way, put a +1/+1 counter on it.

{3}, {T} or {B}, {T}: Return target artifact creature card from your graveyard to your hand.

When you control no Islands, sacrifice Skeleton Ship.

{T}: Put a -1/-1 counter on target creature.

Flying

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

{B}: Skithiryx, the Blight Dragon gains haste until end of turn.

{B}{B}: Regenerate Skithiryx.

{1}, {T}, Sacrifice a creature: Skull Catapult deals 2 damage to any target.

When you cast this spell, copy it for each time you've cast your commander from the command zone this game.

Each opponent sacrifices a creature. Each opponent who can't loses half their life, rounded up.

{T}: Add {B}.

Sacrifice Skull of Ramos: Add {B}.

When Skullslither Worm enters the battlefield, each opponent discards a card. For each opponent who can't, put two +1/+1 counters on Skullslither Worm.

Spawning Pool enters the battlefield tapped.

{T}: Add {B}.

{1}{B}: Spawning Pool becomes a 1/1 black Skeleton creature with "{B}: Regenerate this creature" until end of turn. It's still a land. (If it regenerates, the next time it would be destroyed this turn, it isn't. Instead tap it, remove all damage from it, and remove it from combat.)

{1}, Sacrifice Surgical Skullbomb: Draw a card.

{2}{U}, Sacrifice Surgical Skullbomb: Return target creature to its owner's hand. Draw a card. Activate only as a sorcery.

When Tenacious Dead dies, you may pay {1}{B}. If you do, return it to the battlefield tapped under its owner's control.

Whenever a player casts a black spell, you may pay {1}. If you do, you gain 1 life.

At the beginning of each end step, if an opponent discarded a card this turn, you draw a card and you lose 1 life.

{4}{B}{B}: Each opponent with no cards in hand loses 10 life.

Vigilance, menace

Descend 8 -- {4}{U}{B}: Return Uchbenbak, the Great Mistake from your graveyard to the battlefield with a finality counter on it. Activate only if there are eight or more permanent cards in your graveyard and only as a sorcery. (If a creature with a finality counter on it would die, exile it instead.)

As Unclaimed Territory enters the battlefield, choose a creature type.

{T}: Add {C}.

{T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type.

Whenever Underworld Sentinel attacks, exile target creature card from your graveyard.

When Underworld Sentinel dies, put all cards exiled with it onto the battlefield.

{B}: Regenerate Unworthy Dead.

Kicker {3} (You may pay an additional {3} as you cast this spell.)

{B}: Regenerate Urborg Skeleton.

If Urborg Skeleton was kicked, it enters the battlefield with a +1/+1 counter on it.

When Visage of Dread enters the battlefield, target opponent reveals their hand. You choose an artifact or creature card from it. That player discards that card.

Craft with two creatures {5}{B} ({5}{B}, Exile this artifact, Exile the two from among creatures you control and/or creature cards in your graveyard: Return this card transformed under its owner's control. Craft only as a sorcery.)

Menace

Whenever Dread Osseosaur enters the battlefield or attacks, you may mill two cards. (You may put the top two cards of your library into your graveyard.)

Defender (This creature can't attack.)

{B}: Regenerate Wall of Bone. (The next time this creature would be destroyed this turn, it isn't. Instead tap it, remove all damage from it, and remove it from combat.)