Inspired -- Whenever Aerie Worshippers becomes untapped, you may pay {2}{U}. If you do, create a 2/2 blue Bird enchantment creature token with flying.

Flying

Inspired -- Whenever Arbiter of the Ideal becomes untapped, reveal the top card of your library. If it's an artifact, creature, or land card, you may put it onto the battlefield with a manifestation counter on it. That permanent is an enchantment in addition to its other types.

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

Choose one or both --

• Tap target creature.

• Target creature gets -2/-4 until end of turn.

Enchant artifact

Whenever enchanted artifact becomes tapped or a player activates an ability of enchanted artifact without {T} in its activation cost, Artifact Possession deals 2 damage to that artifact's controller.

Spells and abilities your opponents control can't cause their controller to search their library.

-1: Target player mills four cards. Then exile each opponent's graveyard.

Enchant creature an opponent controls

Whenever enchanted creature becomes tapped, you draw a card.

Tap target creature you don't control.

Overload {3}{U} (You may cast this spell for its overload cost. If you do, change its text by replacing all instances of "target" with "each.")

Enchant creature or land

When enchanted permanent becomes tapped, destroy it.

Enchant land

Whenever enchanted land becomes tapped, its controller mills three cards.

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

Enchant land

Enchanted land is a Swamp.

Whenever enchanted land becomes tapped, its controller loses 2 life.

Enchant Forest or Plains

Whenever enchanted land becomes tapped, its controller loses 2 life.

Counter target spell.

Inspired -- Whenever Daring Thief becomes untapped, you may exchange control of target nonland permanent you control and target permanent an opponent controls that shares a card type with it.

Fortified land has indestructible.

Whenever fortified land becomes tapped, target creature gets +1/+1 until end of turn.

Fortify {3} ({3}: Attach to target land you control. Fortify only as a sorcery. This card enters the battlefield unattached and stays on the battlefield if the land leaves.)

Inspired -- Whenever Deepwater Hypnotist becomes untapped, target creature an opponent controls gets -3/-0 until end of turn.

Counter target spell. Its controller mills three cards.

Dimir Aqueduct enters the battlefield tapped.

When Dimir Aqueduct enters the battlefield, return a land you control to its owner's hand.

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

Dimir Guildgate enters the battlefield tapped.

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

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

Inspired -- Whenever Disciple of Deceit becomes untapped, you may discard a nonland card. If you do, search your library for a card with the same mana value as that card, reveal it, put it into your hand, then shuffle.

Dismal Backwater enters the battlefield tapped.

When Dismal Backwater enters the battlefield, you gain 1 life.

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

Destroy target nonblack creature.

Untap all nonland permanents you control.

{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.

Choose one --

• Counter target spell with mana value less than or equal to the number of cards in its controller's graveyard.

• Destroy target creature with mana value less than or equal to the number of cards in its controller's graveyard.

{1}{U}{B}: Whenever a card is put into an opponent's graveyard from anywhere this turn, that player loses 1 life.

{2}{U}{B}: Target player mills two cards.

Whenever Fallowsage becomes tapped, you may draw a card.

Whenever Fleet Swallower attacks, target player mills half their library, rounded up.

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

Inspired -- Whenever Forlorn Pseudamma becomes untapped, you may pay {2}{B}. If you do, create a 2/2 black Zombie enchantment creature token.

Enchant player

At the beginning of each end step, enchanted player mills X cards, where X is the number of cards put into their graveyard from anywhere this turn.

Whenever Ghostly Pilferer becomes untapped, you may pay {2}. If you do, draw a card.

Whenever an opponent casts a spell from anywhere other than their hand, draw a card.

Discard a card: Ghostly Pilferer can't be blocked this turn.

You may choose not to untap Giant Oyster during your untap step.

{T}: For as long as Giant Oyster remains tapped, target tapped creature doesn't untap during its controller's untap step, and at the beginning of each of your draw steps, put a -1/-1 counter on that creature. When Giant Oyster leaves the battlefield or becomes untapped, remove all -1/-1 counters from the creature.

Destroy target nonartifact creature.

Whenever Hollowsage becomes untapped, you may have target player discard a card.

Counter target spell. If {B} was spent to cast this spell, that spell's controller mills X cards, where X is the spell's mana value.

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

Jwar Isle Refuge enters the battlefield tapped.

When Jwar Isle Refuge enters the battlefield, you gain 1 life.

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

Inspired -- Whenever King Macar, the Gold-Cursed becomes untapped, you may exile target creature. If you do, create a Gold token. (It's an artifact with "Sacrifice this artifact: Add one mana of any color.")

(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.

Kicker {3}{U}

Each opponent mills eight cards. If this spell was kicked, instead each opponent mills half their library, rounded up.

Whenever an opponent casts a spell, that player mills two cards.

Whenever an opponent loses life, that player mills that many cards. (Damage causes loss of life.)

Whenever Night Market Lookout becomes tapped, each opponent loses 1 life and you gain 1 life.

Inspired -- Whenever Pain Seer becomes untapped, reveal the top card of your library and put that card into your hand. You lose life equal to that card's mana value.

Indestructible

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

Creatures you control have "{T}: Target player mills X cards, where X is this creature's toughness."

Enchant land

Whenever enchanted land becomes tapped, its controller loses 2 life.

{3}{B}: Destroy enchanted land.

Enchant land

Whenever enchanted land becomes tapped, Psychic Venom deals 2 damage to that land's controller.

Exile target artifact or creature. Its controller creates a 1/1 blue Bird creature token with flying.

Foretell {U} (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.)

Enchant artifact an opponent controls

Whenever enchanted artifact becomes tapped, choose one --

• Relic Bind deals 1 damage to target player or planeswalker.

• Target player gains 1 life.

Enchant artifact

Whenever enchanted artifact becomes tapped, its controller gets a poison counter.

Exile target artifact or creature. Its controller creates a 4/4 blue and red Elemental creature token.

Whenever Scaretiller becomes tapped, choose one --

• You may put a land card from your hand onto the battlefield tapped.

• Return target land card from your graveyard to the battlefield tapped.

Enchant creature

Whenever enchanted creature becomes tapped, Seizures deals 3 damage to that creature's controller unless that player pays {3}.

Inspired -- Whenever Servant of Tymaret becomes untapped, each opponent loses 1 life. You gain life equal to the life lost this way.

{2}{B}: Regenerate Servant of Tymaret.

Flying

Inspired -- Whenever Siren of the Silent Song becomes untapped, each opponent discards a card, then each opponent mills a card.

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

Enchant creature

Whenever enchanted creature becomes tapped, put a -0/-2 counter on it.

{1}{U}, {T}: Stinging Licid loses this ability and becomes an Aura enchantment with enchant creature. Attach it to target creature. You may pay {U} to end this effect.

Whenever enchanted creature becomes tapped, Stinging Licid deals 2 damage to that creature's controller.

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

Sunken Hollow enters the battlefield tapped unless you control two or more basic lands.

Whenever Surgespanner becomes tapped, you may pay {1}{U}. If you do, return target permanent to its owner's hand.

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

As long as equipped creature is tapped, tapped creatures you control get +2/+0.

As long as equipped creature is untapped, untapped creatures you control get +0/+2.

{3}: You may tap or untap equipped creature.

Equip {3}

Whenever another creature dies, or a creature card is put into a graveyard from anywhere other than the battlefield, or a creature card leaves your graveyard, Syr Konrad, the Grim deals 1 damage to each opponent.

{1}{B}: Each player mills a card. (They each put the top card of their library into their graveyard.)

Counter target spell. Its controller mills three cards.

Flying

Whenever Vampire Envoy becomes tapped, you gain 1 life.

Whenever a creature an opponent controls becomes tapped, if it isn't being declared as an attacker, you may draw a card.

{4}{U}: Tap target creature without flying.

Whenever a permanent you control becomes untapped, Wake Thrasher gets +1/+1 until end of turn.

Defender

Whenever Wall of Frost blocks a creature, that creature doesn't untap during its controller's next untap step.

Inspired -- Whenever Warchanter of Mogis becomes untapped, target creature you control gains intimidate until end of turn. (A creature with intimidate can't be blocked except by artifact creatures and/or creatures that share a color with it.)