Ghastlord of Fugue can't be blocked.

Whenever Ghastlord of Fugue deals combat damage to a player, that player reveals their hand. You choose a card from it. That player exiles that card.

Deathtouch

Whenever Gitaxian Mindstinger deals combat damage to a player or battle, draw a card.

Flying

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

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

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.)

Draw three cards. Then target opponent faces a villainous choice — They discard three cards, or you may cast a spell from your hand without paying its mana cost.

Grimgrin, Corpse-Born enters the battlefield tapped and doesn't untap during your untap step.

Sacrifice another creature: Untap Grimgrin and put a +1/+1 counter on it.

Whenever Grimgrin attacks, destroy target creature defending player controls, then put a +1/+1 counter on Grimgrin.

Flying

When Halo Forager enters the battlefield, you may pay . When you do, you may cast target instant or sorcery card with mana value X from a graveyard without paying its mana cost. If that spell would be put into a graveyard, exile it instead.

Flying

As Haunting Apparition enters the battlefield, choose an opponent.

Haunting Apparition's power is equal to 1 plus the number of green creature cards in the chosen player's graveyard.

Enchant creature

As long as enchanted creature is blue, it gets +1/+1 and has "Whenever this creature deals damage to an opponent, draw a card."

As long as enchanted creature is black, it gets +1/+1 and has "Whenever this creature deals damage to an opponent, that player discards a card."

Flying

When Hidetsugu and Kairi enters the battlefield, draw three cards, then put two cards from your hand on top of your library in any order.

When Hidetsugu and Kairi dies, exile the top card of your library. Target opponent loses life equal to its mana value. If it's an instant or sorcery card, you may cast it without paying its mana cost.

, : Target creature doesn't untap during its controller's next untap step.

, : Surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

Ninjutsu (, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)

Whenever a Ninja you control deals combat damage to a player, draw a card.

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

: Each unblocked creature has base power and toughness 4/1 until end of turn.

When Intimidation Campaign enters the battlefield, each opponent loses 1 life, you gain 1 life, and you draw a card.

Whenever you commit a crime, you may return Intimidation Campaign to its owner's hand. (It returns only from the battlefield. Targeting opponents, anything they control, and/or cards in their graveyards is a crime.)

Each opponent mills three cards, then you may cast a spell from each opponent's graveyard without paying its mana cost. If a spell cast this way would be put into a graveyard, exile it instead.

At the beginning of your end step, target opponent gains control of up to one target creature you control. Put two +1/+1 counters on it and tap it. It's goaded for the rest of the game and it gains "This creature can't be sacrificed." (It attacks each combat if able and attacks a player other than you if able.)

Whenever a creature you own but don't control attacks, you draw a card.

At the beginning of your end step, if Kaito Shizuki entered the battlefield this turn, he phases out.

+1: Draw a card. Then discard a card unless you attacked this turn.

−2: Create a 1/1 blue Ninja creature token with "This creature can't be blocked."

−7: You get an emblem with "Whenever a creature you control deals combat damage to a player, search your library for a blue or black creature card, put it onto the battlefield, then shuffle."

: You may play target snow permanent card from your graveyard this turn. If you do, it enters the battlefield tapped.

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

I — Each player mills four cards. Then you may exile a creature or planeswalker card from each graveyard.

II, III — Until end of turn, you may cast spells from among cards exiled with King Narfi's Betrayal, and you may spend mana as though it were mana of any color to cast those spells.

Flying

Whenever Krothuss, Lord of the Deep attacks, create a tapped and attacking token that's a copy of another target attacking creature. If that creature is a Kraken, Leviathan, Octopus, or Serpent, create two of those tokens instead.

Hexproof

Whenever a creature card is put into an opponent's graveyard from anywhere, you may have Lazav, Dimir Mastermind become a copy of that card, except its name is Lazav, Dimir Mastermind, it's legendary in addition to its other types, and it has hexproof and this ability.

When Lazav, the Multifarious enters the battlefield, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

: Lazav, the Multifarious becomes a copy of target creature card in your graveyard with mana value X, except its name is Lazav, the Multifarious, it's legendary in addition to its other types, and it has this ability.

Whenever you discard a card, you may pay . If you do, amass Zombies 2. (Put two +1/+1 counters 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.)

, : Create a 1/1 blue and black Zombie Wizard creature token.

: Target player loses X life and mills X cards, where X is the number of Zombies you control.

Look at the top five cards of your library. As many times as you choose, you may pay 1 life, put those cards on the bottom of your library in any order, then look at the top five cards of your library. Then shuffle and put the last cards you looked at this way on top in any order.

Flash

, Sacrifice an Island: Lochmere Serpent can't be blocked this turn.

, Sacrifice a Swamp: You gain 1 life and draw a card.

: Exile five target cards from an opponent's graveyard. Return Lochmere Serpent from your graveyard to your hand. Activate only as a sorcery.

Whenever Ludevic, Necrogenius enters the battlefield or attacks, mill a card.

, Exile X creature cards from your graveyard: Transform Ludevic. X can't be 0. Activate only as a sorcery.

Tap X target artifacts, creatures, and/or lands. You lose X life.

Whenever Marvo, Deep Operative attacks, clash with defending player. (Each clashing player reveals the top card of their library, then puts that card on the top or bottom. A player wins if their card had a higher mana value.)

Whenever you win a clash, draw a card. Then you may cast a spell from your hand with mana value 8 or less without paying its mana cost.

When Master of Death enters the battlefield, surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

At the beginning of your upkeep, if Master of Death is in your graveyard, you may pay 1 life. If you do, return it to your hand.

Target player mills four cards.

Conspire (As you cast this spell, you may tap two untapped creatures you control that share a color with it. When you do, copy it and you may choose a new target for the copy.)

, : Target creature gets -2/-0 until end of turn. ( is the untap symbol.)

Each opponent reveals cards from the top of their library until they reveal X land cards, then puts all cards revealed this way into their graveyard. X can't be 0.

Devoid (This card has no color.)

Mindmelter can't be blocked.

: Target opponent exiles a card from their hand. Activate only as a sorcery. ( represents colorless mana.)

Flying, vigilance

Whenever you surveil, put a +1/+1 counter on Mirko, Obsessive Theorist.

At the beginning of your end step, you may return target creature card with power less than Mirko's from your graveyard to the battlefield with a finality counter on it. (If it would die, exile it instead.)

Exile all opponents' graveyards. You may cast spells from among those cards this turn, and mana of any type can be spent to cast them. At the beginning of the next end step, if any of those cards remain exiled, return them to their owners' graveyards.

Exile Mnemonic Betrayal.

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

Other snow and Zombie creatures you control get +1/+1.

: Return Narfi, Betrayer King from your graveyard to the battlefield tapped. ( can be paid with one mana from a snow source.)

Flying

Whenever Necromaster Dragon deals combat damage to a player, you may pay . If you do, create a 2/2 black Zombie creature token and each opponent mills two cards.

Ward (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

When Nightkin Ambusher enters the battlefield, target player gets four rad counters.

Nightkin Ambusher can't be blocked as long as defending player has a rad counter.

Flying

Whenever Nightveil Specter deals combat damage to a player, that player exiles the top card of their library.

You may play lands and cast spells from among cards exiled with Nightveil Specter.

Flash

If an opponent would draw a card except the first one they draw in each of their draw steps, instead that player skips that draw and you draw a card.

: Draw a card, then discard a card.

, , Sacrifice Obsessive Stitcher: Return target creature card from your graveyard to the battlefield.

As this creature transforms into Olag, Ludevic's Hubris, it becomes a copy of a creature card exiled with it, except its name is Olag, Ludevic's Hubris, it's 4/4, and it's a legendary blue and black Zombie in addition to its other colors and types. Put a number of +1/+1 counters on Olag equal to the number of creature cards exiled with it.

Defender, flying

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

Target player mills three cards.

Cipher (Then you may exile this spell card encoded on a creature you control. Whenever that creature deals combat damage to a player, its controller may cast a copy of the encoded card without paying its mana cost.)

Indestructible

As long as your devotion to blue and black is less than seven, Phenax isn't a creature.

Creatures you control have ": Target player mills X cards, where X is this creature's toughness."

Target player mills two cards. Draw two cards.

: Add .

Discard a card: Psychatog gets +1/+1 until end of turn.

Exile two cards from your graveyard: Psychatog gets +1/+1 until end of turn.