Psychic Barrier

Counter target creature spell. Its controller loses 1 life.

Annul

Counter target artifact or enchantment spell.

Prohibit

Kicker {2} (You may pay an additional {2} as you cast this spell.)
Counter target spell if its mana value is 2 or less. If this spell was kicked, counter that spell if its mana value is 4 or less instead.

Sea's Claim

Enchant land (Target a land as you cast this. This card enters attached to that land.)
Enchanted land is an Island.

Envelop

Echoing Truth

Return target nonland permanent and all other permanents with the same name as that permanent to their owners' hands.

Spreading Seas

Enchant land
When Spreading Seas enters, draw a card.
Enchanted land is an Island.

Blue Elemental Blast

Choose one —
• Counter target red spell.
• Destroy target red permanent.

Snap

Return target creature to its owner's hand. Untap up to two lands.

Negate

Geistwave

Return target nonland permanent to its owner's hand. If you controlled that permanent, draw a card.

Dispel

Outwit

Counter target spell that targets a player.

Stormbound Geist

Flying
Stormbound Geist can block only creatures with flying.
Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)

Sigiled Starfish

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

Behold the Multiverse

Scry 2, then draw two cards.
Foretell {1}{U} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)