Quicksand

{T}: Add {C}.
{T}, Sacrifice this land: Target attacking creature without flying gets -1/-2 until end of turn.

Lonely Sandbar

This land enters tapped.
{T}: Add {U}.
Cycling {U} ({U}, Discard this card: Draw a card.)

Curfew

Each player returns a creature they control to its owner's hand.

Spire Golem

Affinity for Islands (This spell costs {1} less to cast for each Island you control.)
Flying

Faerie Macabre

Flying
Discard this card: Exile up to two target cards from graveyards.

Boomerang

Return target permanent to its owner's hand.

Sentinels of Glen Elendra

Annul

Counter target artifact or enchantment spell.

Condescend

Counter target spell unless its controller pays {X}. Scry 2. (Look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Hydroblast

Choose one —
• Counter target spell if it's red.
• Destroy target permanent if it's red.

Radiant Fountain

When this land enters, you gain 2 life.
{T}: Add {C}.

Dispel

Exclude

Counter target creature spell.
Draw a card.

Pestermite

Flash
Flying
When this creature enters, you may tap or untap target permanent.

Accumulated Knowledge

Draw a card, then draw cards equal to the number of cards named Accumulated Knowledge in all graveyards.

Island

Counterspell

Force Spike

Counter target spell unless its controller pays {1}.

Spellstutter Sprite

Flash
Flying
When this creature enters, counter target spell with mana value X or less, where X is the number of Faeries you control.

Repulse

Return target creature to its owner's hand.
Draw a card.

Think Twice

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

Gut Shot

({R/P} can be paid with either {R} or 2 life.)
Gut Shot deals 1 damage to any target.