Enchant creature

Enchanted creature has flying.

Threshold -- Enchanted creature has shroud as long as seven or more cards are in your graveyard. (It can't be the target of spells or abilities.)

Tap an untapped Cephalid you control: Tap target permanent.

{U}{U}{U}: Tap all creatures without flying.

Whenever you discard a card, exile that card from your graveyard.

{2}, {T}: Draw a card, then discard a card.

{4}, {T}, Sacrifice Bag of Holding: Return all cards exiled with Bag of Holding to their owner's hand.

Enchant creature an opponent controls

Whenever enchanted creature becomes tapped, you draw a card.

{T}: Add {C}.

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

{T}: Add {C}.

{5}{U}, {T}, Sacrifice Blighted Cataract: Draw two cards.

Draw a card for each tapped creature target opponent controls.

You may cast Breaking Wave as though it had flash if you pay {2} more to cast it. (You may cast it any time you could cast an instant.)

Simultaneously untap all tapped creatures and tap all untapped creatures.

Create a token that's a copy of target creature you control.

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

You may choose not to untap Callous Oppressor during your untap step.

As Callous Oppressor enters the battlefield, an opponent chooses a creature type.

{T}: Gain control of target creature that isn't of the chosen type for as long as Callous Oppressor remains tapped.

Whenever Cephalid Aristocrat becomes the target of a spell or ability, mill two cards.

{T}: Target player draws two cards, then discards two cards.

Whenever Cephalid Illusionist becomes the target of a spell or ability, mill three cards.

{2}{U}, {T}: Prevent all combat damage that would be dealt to and dealt by target creature you control this turn.

Discard a card: Cephalid Inkshrouder gains shroud until end of turn and can't be blocked this turn. (A creature with shroud can't be the target of spells or abilities.)

{T}: Target player draws a card, then discards a card.

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

Threshold -- As long as seven or more cards are in your graveyard, Cephalid Sage has "When Cephalid Sage enters the battlefield, draw three cards, then discard two cards."

Flying

{2}{U}, Sacrifice a land: Draw a card.

At the beginning of your upkeep, put a shred counter on Cephalid Vandal. Then mill a card for each shred counter on Cephalid Vandal.

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.)

Target player shuffles their graveyard into their library.

Draw a card.

{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.

Surge {U} (You may cast this spell for its surge cost if you or a teammate has cast another spell this turn.)

Enchant creature

Enchanted creature doesn't untap during its controller's untap step.

Coral Atoll enters the battlefield tapped.

When Coral Atoll enters the battlefield, sacrifice it unless you return an untapped Island you control to its owner's hand.

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

{T}: Add {C}.

{1}, {T}, Sacrifice Cryptic Caves: Draw a card. Activate only if you control five or more lands.

Target player draws two cards.

Flashback--{1}{U}, Pay 3 life. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Enchant creature

Enchanted creature has flying.

Cycling {1}{U} ({1}{U}, Discard this card: Draw a card.)

When a creature with mana value 6 or greater enters the battlefield, you may return Dragon Wings from your graveyard to the battlefield attached to that creature.

{T}: Add {C}.

{3}: Return Drownyard Temple from your graveyard to the battlefield tapped.

Enchant artifact or creature

Enchanted permanent doesn't untap during its controller's untap step and its activated abilities can't be activated.

Tap target artifact, creature, or land.

Draw a card at the beginning of the next turn's upkeep.

For each creature, its controller sacrifices a permanent unless they pay {1}.

Look at the top X cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Flashback--{1}{U}, Exile X blue cards from your graveyard. (You may cast this card from your graveyard for its flashback cost, then exile it. You can't exile Flash of Insight to pay for its own flashback cost.)

Draw two cards, then discard two cards. Untap up to three lands.

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.

Halimar Depths enters the battlefield tapped.

When Halimar Depths enters the battlefield, look at the top three cards of your library, then put them back in any order.

{T}: Add {U}.

{T}: Add {C}.

{3}, {T}, Sacrifice Haunted Fengraf: Return a creature card at random from your graveyard to your hand.

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

{2}, {T}, Sacrifice Hedron Archive: Draw two cards.

You may choose not to untap Ice Floe during your untap step.

{T}: Tap target creature without flying that's attacking you. It doesn't untap during its controller's untap step for as long as Ice Floe remains tapped.

Enchant artifact or creature

Enchanted permanent doesn't untap during its controller's untap step.

({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}.)

({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}.)

Return target creature to its owner's hand.

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.)

Blue creature spells you cast cost {1} less to cast.

Whenever you cast a creature spell, target creature an opponent controls doesn't untap during its controller's next untap step.

Lonely Sandbar enters the battlefield tapped.

{T}: Add {U}.

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

Lands target player controls don't untap during their next untap step.

Memorial to Genius enters the battlefield tapped.

{T}: Add {U}.

{4}{U}, {T}, Sacrifice Memorial to Genius: Draw two cards.

{T}: Add {C}.

{1}, {T}, Sacrifice Mind Stone: Draw a card.

Counter target spell unless its controller pays {2}.

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

Permanents don't untap during their controllers' untap steps.

At the beginning of each player's upkeep, that player chooses a permanent for each card in their graveyard, then untaps those permanents.

Changeling (This card is every creature type.)

Tap an untapped creature you control: Mothdust Changeling gains flying until end of turn.

({T}: Add {U}.)

Mystic Sanctuary enters the battlefield tapped unless you control three or more other Islands.

When Mystic Sanctuary enters the battlefield untapped, you may put target instant or sorcery card from your graveyard on top of your library.

Look at the top two cards of your library. Put one of them into your hand and the other into your graveyard.

Madness {1}{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.)

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.)

Counter target spell unless its controller pays {X}. If that player doesn't, they tap all lands with mana abilities they control and lose all unspent mana.

Draw two cards, then discard a card. Then if an opponent has more cards in hand than you, return Pulse of the Grid to its owner's hand.

Search target player's library for up to three cards with flashback and put them into that player's graveyard. Then the player shuffles.

Discard X cards, then return a card from your graveyard to your hand for each card discarded this way. Exile Recall.

Scry 2, then draw a card.

Flashback {4}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

{T}: Add {C}.

{2}, {T}: Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Skyline Cascade enters the battlefield tapped.

When Skyline Cascade enters the battlefield, target creature an opponent controls doesn't untap during its controller's next untap step.

{T}: Add {U}.

When Soul-Guide Lantern enters the battlefield, exile target card from a graveyard.

{T}, Sacrifice Soul-Guide Lantern: Exile each opponent's graveyard.

{1}, {T}, Sacrifice Soul-Guide Lantern: Draw a card.

{T}: Add one mana of any color.

{5}, {T}: Tap target creature.

Draw a card for each tapped creature target opponent controls.

Draw a card.

Flashback {2}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

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

I, II -- Tap target creature an opponent controls. It doesn't untap during its controller's untap step for as long as you control Time of Ice.

III -- Return all tapped creatures to their owners' hands.

{T}: Add {C}.

{7}, {T}, Sacrifice Unstable Obelisk: Destroy target permanent.

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.

At the beginning of combat on each opponent's turn, that player may exile a card from their graveyard. If the player doesn't, creatures they control can't attack you this turn.

Return target creature to its owner's hand. Then return another target creature to its owner's hand unless its controller pays {1}.

Flying

As long as Wonder is in your graveyard and you control an Island, creatures you control have flying.