At the beginning of each player's draw step, that player may draw an additional card. If they do, spells they cast this turn cost {2} more to cast.

Flying

Whenever you cycle or discard another card, put a -1/-1 counter on each creature your opponents control.

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

Flying

Whenever a source an opponent controls deals damage to Archfiend of Spite, that source's controller loses that much life unless they sacrifice that many permanents.

Madness {3}{B}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Trample

Madness {2}{G} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

At the beginning of each player's upkeep, if that player has no cards in hand, you draw a card and you lose 1 life.

Madness {1}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

You may look at the top card of your library any time.

You may play lands from the top of your library.

Coven -- As long as you control three or more creatures with different powers, you may cast creature spells from the top of your library.

{1}{G}: Basking Rootwalla gets +2/+2 until end of turn. Activate only once each turn.

Madness {0} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

As an additional cost to cast this spell, sacrifice a creature or pay {3}.

Flying

{T}: Add one mana of any color.

All creatures get -2/-2 until end of turn.

Madness {2}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Whenever you discard a creature card, create a 2/2 black Zombie creature token.

Whenever you discard a land card, add {B}{B}.

Whenever you discard a noncreature, nonland card, draw a card.

Counter target spell.

Madness {3}{U} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

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

Madness {0} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

{1}{G}, Sacrifice Caustic Caterpillar: Destroy target artifact or enchantment.

Counter target spell unless its controller pays {1} for each card in your graveyard.

Madness {U} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

As an additional cost to cast this spell, exile a creature card from your graveyard.

{3}{U}, Exile Cobbled Lancer from your graveyard: Draw a card.

{2}, Sacrifice Combat Courier: Draw a card.

Unearth {U} ({U}: 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.)

Defender

{2}{B}: Transform Concealing Curtains. Activate only as a sorcery.

Menace

When this creature transforms into Revealing Eye, target opponent reveals their hand. You may choose a nonland card from it. If you do, that player discards that card, then draws a card.

Whenever you discard a card, you may exile that card from your graveyard. If you do, you may play that card this turn.

{1}{B}, {T}, Discard a card: Create a 2/2 black Zombie creature token.

Tap three untapped Zombies you control: You draw a card and you lose 1 life.

Flying

Whenever you cycle or discard another card, scry 1.

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

Enchant player

Whenever enchanted player draws a card, they lose 2 life and you gain 2 life.

Madness {3}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

A player who controls more permanents than each other player can't play lands or cast artifact, creature, or enchantment spells. That player may sacrifice a permanent for that player to ignore this effect until end of turn.

Destroy target nonblack creature.

Madness {B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

{T}: Add X mana of any one color, where X is the number of creature cards in your graveyard.

{T}: Exile target land card from a graveyard. Add one mana of any color.

{B}, {T}: Exile target instant or sorcery card from a graveyard. Each opponent loses 2 life.

{G}, {T}: Exile target creature card from a graveyard. You gain 2 life.

{T}: Add {C}.

{T}: Add one mana of any color. Spend this mana only to cast a legendary spell, and that spell can't be countered.

{2}{U}, {T}, Discard a card, Sacrifice a land: Search your library for up to two basic land cards, put them onto the battlefield, then shuffle.

(Dryad Arbor isn't a spell, it's affected by summoning sickness, and it has "{T}: Add {G}.")

{G}, {T}, Sacrifice Elvish Scrapper: Destroy target artifact.

When you cast this spell, gain control of all creatures target player controls.

Flying, protection from spells and from permanents that were cast this turn

When Emrakul, the World Anew leaves the battlefield, sacrifice all creatures you control.

Madness--Pay six {C}.

Madness {X}{B}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Create three tapped 2/2 black Zombie creature tokens and you gain 3 life. If this spell's madness cost was paid, instead create X of those tokens and you gain X life.

At the beginning of your end step, create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.")

{6}: Draw a card and put a +1/+1 counter on Geology Enthusiast.

At the beginning of each player's upkeep, that player loses 1 life and discards a card.

Hellbent -- Skip your upkeep step if you have no cards in hand.

Madness {2}{B}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Shroud (This creature can't be the target of spells or abilities.)

At the beginning of your upkeep, if Gigapede is in your graveyard, you may discard a card. If you do, return Gigapede to your hand.

{T}, Pay 1 life: Add {G}. Spend this mana only to cast an Elf creature spell.

{T}: Target attacking Elf you control gains deathtouch until end of turn. (Any amount of damage it deals to a creature is enough to destroy it.)

Whenever Gorgon Recluse blocks or becomes blocked by a nonblack creature, destroy that creature at end of combat.

Madness {B}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Madness {1}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

When Grave Scrabbler enters the battlefield, if its madness cost was paid, you may return target creature card from a graveyard to its owner's hand.

{1}{G}: Return target basic land card from your graveyard to your hand.

When Hostile Investigator enters the battlefield, target opponent discards a card.

Whenever one or more players discard one or more cards, investigate. This ability triggers only once each turn. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")

Target creature gets -3/-3 until end of turn.

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

Madness {3}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Parley -- Whenever Innocuous Researcher attacks, each player reveals the top card of their library. For each nonland card revealed this way, you investigate. Then each player draws a card.

At the beginning of your end step, you may untap all lands you control. If you do, you can't cast spells until your next turn.

Whenever you discard a card, you may pay {1}. If you do, amass 2. (Put two +1/+1 counters on an Army you control. If you don't control one, create a 0/0 black Zombie Army creature token first.)

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

{4}: Lesser Masticore deals 1 damage to target creature.

Persist (When this creature 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.)

Eminence -- {X}, Discard a card: Target player reveals cards from the top of their library until they reveal a creature card with converted mana cost X or less. Put that card onto the battlefield under your control, then that player shuffles the rest into their library. Activate this ability only if M'Odo, the Gnarled Oracle is on the battlefield or in the command zone.

At the beginning of each player's precombat main phase, that player adds {G}{G}.

Flash

When Muck Drubb enters the battlefield, change the target of target spell that targets only a single creature to Muck Drubb.

Madness {2}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Destroy target tapped creature.

Madness {1}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

When Nantuko Cultivator enters the battlefield, you may discard any number of land cards. Put that many +1/+1 counters on Nantuko Cultivator and draw that many cards.

Necrogoyf's power is equal to the number of creature cards in all graveyards.

At the beginning of each player's upkeep, that player discards a card.

Madness {1}{B}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Shroud (This creature can't be the target of spells or abilities.)

Threshold -- Nimble Mongoose gets +2/+2 as long as seven or more cards are in your graveyard.

Hexproof

You can't cast noncreature spells.

{2}: Nullhide Ferox loses all abilities until end of turn. Any player may activate this ability.

If a spell or ability an opponent controls causes you to discard Nullhide Ferox, put it onto the battlefield instead of putting it into your graveyard.

Draw a card.

Madness {U} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

{T}: Add {C}{U}. Spend this mana only to activate abilities.

This spell costs {1} less to cast for each different mana value among cards in your graveyard.

Whenever you discard a nonland card, you may cast it from your graveyard.

Target player reveals their hand and the top card of their library. You choose a card revealed this way. That player puts the chosen card on the bottom of their library.

Madness {1}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Psychotic Haze deals 1 damage to each creature and each player.

Madness {1}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Whenever you cycle or discard a card, you may pay {1}. If you do, put a -1/-1 counter on target creature.

When Shadowgrange Archfiend enters the battlefield, each opponent sacrifices a creature with the greatest power among creatures they control. You gain life equal to the greatest power among creatures sacrificed this way.

Madness--{2}{B}, Pay 8 life. (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Menace

When Sheoldred enters the battlefield, each opponent sacrifices a nontoken creature or planeswalker.

{4}{B}: Exile Sheoldred, then return it to the battlefield transformed under its owner's control. Activate only as a sorcery and only if an opponent has eight or more cards in their graveyard.

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

I -- For each opponent, destroy up to one target creature or planeswalker that player controls.

II -- Each opponent discards three cards, then mills three cards.

III -- Put all creature cards from all graveyards onto the battlefield under your control. Exile The True Scriptures, then return it to the battlefield (front face up).

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

At the beginning of your upkeep, return target creature card from your graveyard to the battlefield.

At the beginning of each opponent's upkeep, that player sacrifices a creature.

Flying

{U}, Sacrifice Siren Stormtamer: Counter target spell or ability that targets you or a creature you control.

Flying

{4}, Return two lands you control to their owner's hand: Discard all the cards in your hand, then draw that many cards.

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

Fathomless descent -- Souls of the Lost's power is equal to the number of permanent cards in your graveyard and its toughness is equal to that number plus 1.

When a player casts a spell, sacrifice Standstill. If you do, each of that player's opponents draws three cards.

Enchant creature

Enchanted creature gets +2/+1 and has protection from white.

Madness {B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Descend 8 -- The Ancient One can't attack or block unless there are eight or more permanent cards in your graveyard.

{2}{U}{B}: Draw a card, then discard a card. When you discard a card this way, target player mills cards equal to its mana value.

Trample, reach

When Vorinclex enters the battlefield, search your library for up to two Forest cards, reveal them, put them into your hand, then shuffle.

{6}{G}{G}: Exile Vorinclex, then return it to the battlefield transformed under its owner's control. Activate only as a sorcery.

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

I -- Mill ten cards. Put up to two creature cards from among the milled cards onto the battlefield.

II -- Distribute seven +1/+1 counters among any number of target creatures you control.

III -- Until end of turn, creatures you control gain "{1}: This creature fights target creature you don't control." Exile The Grand Evolution, then return it to the battlefield (front face up).

Trample

Whenever you tap a land for mana, add one mana of any type that land produced.

Whenever an opponent taps a land for mana, that land doesn't untap during its controller's next untap step.

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.)

You may play an additional land on each of your turns.

Wayward Swordtooth can't attack or block unless you have the city's blessing.

Madness {X}{U}{U} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Gain control of target creature if its toughness is 2 or less. If this spell's madness cost was paid, instead gain control of that creature if its toughness is X or less.