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

{T}: Target player mills a card. (They put the top card of their library into their graveyard.) {5}, {T}, Sacrifice Codex Shredder: Return target card from your graveyard to your hand.

{T}: Each player mills a card.

{T}: Put a charge counter on Grindclock. {T}: Target player mills X cards, where X is the number of charge counters on Grindclock.

Equipped creature gets +0/+2 and has hexproof and "Whenever a creature with deathtouch blocks or becomes blocked by this creature, destroy that creature." Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

{T}: Mill two cards. {2}, Exile Perpetual Timepiece: Shuffle any number of target cards from your graveyard into your library.

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

Equipped creature has haste. (It can attack and {T} no matter when it came under your control.) At the beginning of your upkeep, put a +1/+1 counter on equipped creature if it's red. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

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

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.) Equip {1}

{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.

{T}: Target creature gains haste until end of turn.

Flying When Crow of Dark Tidings enters the battlefield or dies, mill two cards. (Put the top two cards of your library into your graveyard.)

{1}{B}, {T}: Choose another target artifact creature you control. When that creature dies this turn, return it to the battlefield tapped under your control.

Protector — Other artifact creatures you control have hexproof.

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.

Lifelink Flesh Flayer — When Flayed One enters the battlefield, mill three cards.

Whenever another creature you control dies, draw a card if it was attacking. Otherwise, Garna, Bloodfist of Keld deals 1 damage to each opponent.

{T}: Target creature gains haste until end of turn. (It can attack and {T} this turn.)

When Golgari Thug dies, put target creature card from your graveyard on top of your library. Dredge 4 (If you would draw a card, you may mill four cards instead. If you do, return this card from your graveyard to your hand.)

Flying When Gorging Vulture enters the battlefield, mill four cards. You gain 1 life for each creature card milled this way. (To mill a card, put the top card of your library into your graveyard.)

Lifelink When Koma's Faithful dies, each player mills three cards. (To mill a card, a player puts the top card of their library into their graveyard.)

Whenever Krenko, Tin Street Kingpin attacks, put a +1/+1 counter on it, then create a number of 1/1 red Goblin creature tokens equal to Krenko's power.

At the beginning of combat on your turn, create a 2/1 red Elemental creature token with trample and haste. Sacrifice it at the beginning of the next end step. {T}: Search your library for a card, put it into your hand, then shuffle. Activate only if five or more creatures died this turn.

{T}, Mill a card: Add {C}. (To mill a card, put the top card of your library into your graveyard.)

Menace Whenever Moira, Urborg Haunt deals combat damage to a player, return to the battlefield target creature card in your graveyard that was put there from the battlefield this turn.

When Necromancer's Assistant enters the battlefield, mill three cards.

Double strike When Phyrexian Dragon Engine enters the battlefield from your graveyard, you may discard your hand. If you do, draw three cards. Unearth {3}{R}{R} (Melds with Mishra, Claimed by Gix.)

Flying When Renegade Reaper enters the battlefield, mill four cards. If at least one Angel card is milled this way, you gain 4 life. (To mill a card, put the top card of your library into your graveyard.)

Flying Whenever Stinkweed Imp deals combat damage to a creature, destroy that creature. Dredge 5 (If you would draw a card, you may mill five cards instead. If you do, return this card from your graveyard to your hand.)

Haste Sacrifice Torch Courier: Another target creature gains haste until end of turn.

Hideaway 5 (When this enchantment enters the battlefield, look at the top five cards of your library, exile one face down, then put the rest on the bottom in a random order.) At the beginning of your upkeep, you may mill three cards. Then if there are twenty or more cards in your graveyard, you may play the exiled card without paying its mana cost.

Enchant creature Enchanted creature gets +1/+1. When enchanted creature dies, return that card to its owner's hand.

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.)

Enchant creature or planeswalker you control When enchanted permanent dies or is put into exile, return that card to the battlefield under your control.

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.

Landfall — Whenever a land enters the battlefield under your control, you may put a quest counter on Soul Stair Expedition. Remove three quest counters from Soul Stair Expedition and sacrifice it: Return up to two target creature cards from your graveyard to your hand.

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 — Target opponent reveals their hand. You choose a creature or planeswalker card from it. That player discards that card. II — Search your library for a card, put that card into your hand, then shuffle. You lose 3 life. III — Put target creature card from a graveyard onto the battlefield under your control.

Until end of turn, target creature gets +2/+0 and gains "When this creature dies or is put into exile from the battlefield, return it to its owner's hand."

Destroy target artifact, creature, or planeswalker.

Mill three cards, then you may return a creature card from your graveyard to your hand. (To mill a card, put the top card of your library into your graveyard.)

Until end of turn, target creature gets +2/+0 and gains "When this creature dies, return it to the battlefield under its owner's control."

Until end of turn, target creature gains "When this creature dies, return it to the battlefield tapped under its owner's control with a +1/+1 counter on it."

Target opponent loses 1 life for each attacking creature you control. You gain that much life.

Destroy target creature or planeswalker.

Choose one — • Target opponent sacrifices a creature. • Target opponent sacrifices an enchantment.

Create X 2/2 black Zombie Berserker creature tokens, where X is the number of nontoken creatures that died this turn. Foretell {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.)

Target creature gets +1/+0 and gains lifelink and indestructible until end of turn. (Damage dealt by that creature also causes its controller to gain that much life, and it can't be destroyed by damage or effects that say "destroy.")

Search your library for a Dragon creature card, reveal it, put it into your hand, then shuffle.

{T}: Add {C}. {2}, {T}, Sacrifice Buried Ruin: Return target artifact card from your graveyard to your hand.

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.

({T}: Add {R}.)

Target player mills two cards, draws two cards, and loses 2 life. (To mill a card, a player puts the top card of their library into their graveyard.)

Adamant — If at least three black mana was spent to cast this spell, mill four cards. You may choose a creature card in your graveyard. If you do, return it to the battlefield with an additional +1/+1 counter on it.

Return target creature card from your graveyard to your hand.

Return target creature card and all other cards with the same name as that card from your graveyard to your hand.

Choose one — • Target opponent reveals their hand. You may choose a creature, enchantment, or planeswalker card from it. That player discards that card. • Target opponent sacrifices an enchantment.

Destroy target creature or enchantment an opponent controls. You lose life equal to that permanent's mana value.

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

Destroy target artifact. Dredge 1 (If you would draw a card, you may mill a card instead. If you do, return this card from your graveyard to your hand.)