(Dryad Arbor isn't a spell, it's affected by summoning sickness, and it has ": Add .")

As an additional cost to cast this spell, return a creature you control to its owner's hand.
Counter target spell.

Floodchaser enters the battlefield with six +1/+1 counters on it.
Floodchaser can't attack unless defending player controls an Island.
, Remove a +1/+1 counter from Floodchaser: Target land becomes an Island until end of turn.

At the beginning of your upkeep, if you have no cards in hand, each opponent loses 2 life.
At the beginning of each opponent's upkeep, if that player has no cards in hand, they lose 2 life.

Flying

When Masked Admirers enters the battlefield, draw a card.
Whenever you cast a creature spell, you may pay . If you do, return Masked Admirers from your graveyard to your hand.

Flying
When Mulldrifter enters the battlefield, draw two cards.
Evoke (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)

Draw a card. Clash with an opponent. If you win, return Research the Deep to its owner's hand. (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 converted mana cost.)

Flash
Flying
Other Faerie creatures you control get +1/+1.
Other Faeries you control have shroud. (They can't be the targets of spells or abilities.)

Counter target activated or triggered ability. (Mana abilities can't be targeted.)

Flying
If a source would deal damage to Swans of Bryn Argoll, prevent that damage. The source's controller draws cards equal to the damage prevented this way.

, : Exile target Skeleton, Vampire, or Zombie.

Kinship — At the beginning of your upkeep, you may look at the top card of your library. If it shares a creature type with Waterspout Weavers, you may reveal it. If you do, each creature you control gains flying until end of turn.

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

Kinship — At the beginning of your upkeep, you may look at the top card of your library. If it shares a creature type with Winnower Patrol, you may reveal it. If you do, put a +1/+1 counter on Winnower Patrol.

Flying
When Wispmare enters the battlefield, destroy target enchantment.
Evoke (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)