{4}{U}: Target creature can't be blocked this turn.

Dandân can't attack unless defending player controls an Island.

When you control no Islands, sacrifice Dandân.

Deep-Sea Kraken can't be blocked.

Suspend 9--{2}{U} (Rather than cast this card from your hand, you may pay {2}{U} and exile it with nine time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, cast it without paying its mana cost. It has haste.)

Whenever an opponent casts a spell, if Deep-Sea Kraken is suspended, remove a time counter from it.

Flying

When Dream Thief enters the battlefield, draw a card if you've cast another blue spell this turn.

Flying

{1}{U}, Discard two cards: Return Fae of Wishes to its owner's hand.

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You may reveal a noncreature card you own from outside the game and put it into your hand.

When Frost Walker becomes the target of a spell or ability, sacrifice it.

Flying, protection from lands

Jeskai Infiltrator can't be blocked as long as you control no other creatures.

When Jeskai Infiltrator deals combat damage to a player, exile it and the top card of your library in a face-down pile, shuffle that pile, then manifest those cards. (To manifest a card, put it onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.)

Latch Seeker can't be blocked.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

Whenever Merfolk Spy deals combat damage to a player, that player reveals a card at random from their hand.

Flying

{1}{U}: Mirror-Mad Phantasm's owner shuffles it into their library. If that player does, they reveal cards from the top of that library until a card named Mirror-Mad Phantasm is revealed. The player puts that card onto the battlefield and all other cards revealed this way into their graveyard.

Mist-Cloaked Herald can't be blocked.

Counter target noncreature spell.

Neurok Invisimancer can't be blocked.

When Neurok Invisimancer enters the battlefield, target creature can't be blocked this turn.

Counter target creature or planeswalker spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

Scry 1.

Equipped creature has defender, flying, and first strike.

Equip {2}

Phantom Warrior can't be blocked.

Counter target nonartifact spell unless its controller pays {2}.

Morph {1}{U}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

When Riptide Survivor is turned face up, discard two cards, then draw three cards.

Sacrifice an artifact: Regenerate Rusted Slasher.

{T}: Add {U}.

Flying

Skywinder Drake can block only creatures with flying.

Whenever Stealer of Secrets deals combat damage to a player, draw a card.

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.)

Draw two cards.

Tidal Kraken can't be blocked.

Skulk (This creature can't be blocked by creatures with greater power.)

Whenever Wharf Infiltrator deals combat damage to a player, you may draw a card. If you do, discard a card.

Whenever you discard a creature card, you may pay {2}. If you do, create a 3/2 colorless Eldrazi Horror creature token.