Singles

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.) {2}{U}{U}, {T}, Put Timestream Navigator on ...

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

Defender When Wall of Lost Thoughts enters the battlefield, target player mills four cards.

Counter target noncreature spell.

Create a token that's a copy of target permanent. If {R}{G} was spent to cast this spell, instead create a token that's a copy of that permanent, e...

Create a token that's a copy of target permanent. If {R}{G} was spent to cast this spell, instead create a token that's a copy of that permanent, e...

This spell costs {2} less to cast if it targets a blue spell. Counter target spell unless its controller pays {3}.

Create a token that's a copy of target permanent. If {R}{G} was spent to cast this spell, instead create a token that's a copy of that permanent, e...

Flying Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Flash When Omen of the Sea enters the battlefield, scry 2, then draw a card. {2}{U}, Sacrifice Omen of the Sea: Scry 2.

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.) Tap up to two target creatures. Those creatures don't untap...

You may cast Harbinger of the Tides as though it had flash if you pay {2} more to cast it. (You may cast it any time you could cast an instant.) W...

If a Wizard entering the battlefield under your control causes a triggered ability of a permanent you control to trigger, that ability triggers an ...

Constellation — Whenever Whitewater Naiads or another enchantment enters the battlefield under your control, target creature can't be blocked this ...

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 creatu...

Flying When Faerie Miscreant enters the battlefield, if you control another creature named Faerie Miscreant, draw a card.

Flying Morph {5}{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 Thousand W...

Return to their owners' hands all creatures with toughness less than or equal to the number of Islands you control.

Target creature gets -5/-0 until end of turn.

Return all creatures to their owners' hands except for Krakens, Leviathans, Octopuses, and Serpents.

When Omenspeaker enters the battlefield, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom of your libr...

Flying When Dungeon Geists enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's u...

Counter target spell. Its controller mills three cards.

Flying Heroic — Whenever you cast a spell that targets War-Wing Siren, put a +1/+1 counter on War-Wing Siren.