Whenever Abyssal Nightstalker attacks and isn't blocked, defending player discards a card.

Flying

Whenever Abyssal Specter deals damage to a player, that player discards a card.

Whenever Alley Grifters becomes blocked, defending player discards a card.

Players have no maximum hand size.

At the beginning of each player's draw step, that player draws an additional card, then discards a card.

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

At the beginning of combat on your turn, you may discard a card. If you do, choose a creature. Whenever that creature deals combat damage to a player this turn, you draw two cards.

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

Myriad (Whenever this creature attacks, for each opponent other than defending player, you may create a token that's a copy of this creature that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.)

Whenever Banshee of the Dread Choir deals combat damage to a player, that player discards a card.

Trample, haste

Whenever Barbed Shocker deals damage to a player, that player discards all the cards in their hand, then draws that many cards.

Flying, haste

Whenever Blazing Specter deals combat damage to a player, that player discards a card.

{T}: Add {B}.

{T}: Add {R}.

{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 {W}.

{T}: Add {B}.

Add {B}{B}{B}.

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

Target player sacrifices a creature.

Flashback {5}{B}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

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.

Wild Magic Surge -- Whenever Chaos Channeler attacks, roll a d20.

1--9 | Exile the top card of your library. You may play it this turn.

10--19 | Exile the top two cards of your library. You may play them this turn.

20 | Exile the top three cards of your library. You may play them this turn.

{B}: Regenerate Chilling Apparition.

Whenever Chilling Apparition deals combat damage to a player, that player discards a card.

Equipped creature gets +2/+2 and has menace. (It can't be blocked except by two or more creatures.)

Equip {3}

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

{T}: Add one mana of any color.

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

Whenever a player discards a card, you may gain 1 life.

Target opponent sacrifices a creature.

Discard your hand, then draw two cards.

Add {B}{B}{B}.

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

Add {R}{R}{R}.

Splice onto Arcane {1}{R} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Target player sacrifices a creature.

Menace

Whenever Dreamstealer deals combat damage to a player, that player discards that many cards.

Eternalize {4}{B}{B} ({4}{B}{B}, Exile this card from your graveyard: Create a token that's a copy of it, except it's a 4/4 black Zombie Human Wizard with no mana cost. Eternalize only as a sorcery.)

Search your library for an artifact or enchantment card, reveal it, then shuffle and put that card on top.

Equipped creature has intimidate. (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.)

Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

(As this Saga enters and after your draw step, add a lore counter.)

I -- Create a 2/2 red Goblin Shaman creature token with "Whenever this creature attacks, create a Treasure token."

II -- You may discard up to two cards. If you do, draw that many cards.

III -- Exile this Saga, then return it to the battlefield transformed under your control.

{1}, {T}: Create a token that's a copy of another target nonlegendary creature you control, except it has haste. Sacrifice it at the beginning of the next end step.

Flying

When Fell Specter enters, target opponent discards a card.

Whenever an opponent discards a card, that player loses 2 life.

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

Flying

Guul Draz Specter gets +3/+3 as long as an opponent has no cards in hand.

Whenever Guul Draz Specter deals combat damage to a player, that player discards a card.

Flying

Whenever Hollow Specter deals combat damage to a player, you may pay {X}. If you do, that player reveals X cards from their hand and you choose one of them. That player discards that card.

Flying

Whenever Hypnotic Specter deals damage to an opponent, that player discards a card at random.

Search your library for an enchantment card, reveal it, put it into your hand, then shuffle.

If a creature attacking causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

Whenever Jagged Poppet is dealt damage, discard that many cards.

Hellbent -- Whenever Jagged Poppet deals combat damage to a player, if you have no cards in hand, that player discards cards equal to the damage.

When Kroxa enters the battlefield, sacrifice it unless it escaped.

Whenever Kroxa enters the battlefield or attacks, each opponent discards a card, then each opponent who didn't discard a nonland card this way loses 3 life.

Escape--{B}{B}{R}{R}, Exile five other cards from your graveyard. (You may cast this card from your graveyard for its escape cost.)

At the beginning of your upkeep, if an opponent controls more lands than you, you may search your library for up to three basic land cards, reveal them, put them into your hand, then shuffle.

Trample, haste

Whenever Lightning Skelemental deals combat damage to a player, that player discards two cards.

At the beginning of the end step, sacrifice Lightning Skelemental.

Whenever an opponent discards a card, that player loses 2 life.

Deathtouch

Whenever Liliana's Reaver deals combat damage to a player, that player discards a card and you create a tapped 2/2 black Zombie creature token.

{T}, Sacrifice Lotus Petal: Add one mana of any color.

{1}{R}, {T}, Sacrifice Magus of the Wheel: Each player discards their hand, then draws seven cards.

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

Whenever an opponent discards a card, Megrim deals 2 damage to that player.

Mortivore's power and toughness are each equal to the number of creature cards in all graveyards.

{B}: Regenerate Mortivore.

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

Flying

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

Whenever Needle Specter deals combat damage to a player, that player discards that many cards.

{T}: Add {R}.

{T}: Add {W}.

Trample

Whenever Neheb, Dreadhorde Champion deals combat damage to a player or planeswalker, you may discard any number of cards. If you do, draw that many cards and add that much {R}. Until end of turn, you don't lose this mana as steps and phases end.

Afflict 3 (Whenever this creature becomes blocked, defending player loses 3 life.)

At the beginning of your postcombat main phase, add {R} for each 1 life your opponents have lost this turn.

Nomad Outpost enters tapped.

{T}: Add {R}, {W}, or {B}.

Nyx Lotus enters the battlefield tapped.

{T}: Choose a color. Add an amount of mana of that color equal to your devotion to that color. (Your devotion to a color is the number of mana symbols of that color in the mana costs of permanents you control.)

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)

Whenever Odylic Wraith deals damage to a player, that player discards a card.

Flying, haste

Whenever Olivia, Crimson Bride attacks, return target creature card from your graveyard to the battlefield tapped and attacking. It gains "When you don't control a legendary Vampire, exile this creature."

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

Whenever Order of Yawgmoth deals damage to a player, that player discards a card.

Path of Ancestry enters 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.)

Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.

At the beginning of your end step, sacrifice each other creature you control.

Discard two cards, Sacrifice Plague Reaver: Choose target opponent. Return Plague Reaver to the battlefield under that player's control at the beginning of their next upkeep.

({T}: Add {R} or {W}.)

Equipped creature can't be blocked except by Walls.

Equip {2}

Add {R}{R}{R}.

At the beginning of each opponent's upkeep, Rackling deals X damage to that player, where X is 3 minus the number of cards in their hand.

Flying, haste

Whenever Rankle, Master of Pranks deals combat damage to a player, choose any number --

• Each player discards a card.

• Each player loses 1 life and draws a card.

• Each player sacrifices a creature.

Return all enchantment cards from your graveyard to the battlefield. (Auras with nothing to enchant remain in your graveyard.)

{T}: Add {R}, {W}, or {B}.

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

({T}: Add {R}, {W}, or {B}.)

Savai Triome enters the battlefield tapped.

Cycling {3} ({3}, Discard this card: Draw a card.)

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

Whenever Shocker deals damage to a player, that player discards all the cards in their hand, then draws that many cards.

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}

Whenever Slate Street Ruffian becomes blocked, defending player discards a card.

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

Whenever Stronghold Rats deals combat damage to a player, each player discards a card.

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.)

Target player sacrifices a creature.

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

Exile target creature. Its controller gains life equal to its power.

At the beginning of each player's draw step, that player puts the cards in their hand on the bottom of their library in any order, then draws that many cards.

Equipped creature has nonbasic landwalk. (It can't be blocked as long as defending player controls a nonbasic land.)

Equip {2}

Whenever an opponent draws a card, Underworld Dreams deals 1 damage to that player.

Put any number of cards from your hand on the bottom of your library, then draw that many cards plus one.

Valakut Stoneforge enters the battlefield tapped.

{T}: Add {R}.

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

Horsemanship (This creature can't be blocked except by creatures with horsemanship.)

Whenever Wei Night Raiders deals damage to an opponent, that player discards a card.

Suspend 4--{1}{R} (Rather than cast this card from your hand, pay {1}{R} and exile it with four time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.)

Each player discards their hand, then draws seven cards.

Each player discards their hand, then draws seven cards.

Each player secretly chooses a number 0 or greater, then all players reveal those numbers simultaneously and determine the highest and lowest numbers revealed this way. Wheel of Misfortune deals damage equal to the highest number to each player who chose that number. Each player who didn't choose the lowest number discards their hand, then draws seven cards.

Equipped creature can't be blocked and has shroud. (It can't be the target of spells or abilities.)

Equip {2}

Choose one --

• Break Their Chains -- Destroy target artifact.

• Interrogate Them -- Exile the top three cards of target opponent's library. Choose one of them. Until the end of your next turn, you may play that card, and you may spend mana as though it were mana of any color to cast it.

Whenever an opponent draws their first card each turn, if it's not their turn, you create a 1/1 red Devil creature token with "When this creature dies, it deals 1 damage to any target."

Whenever one or more Devils you control attack one or more players, you and those players each draw a card, then discard a card at random.