Wizard's Retort

This spell costs {1} less to cast if you control a Wizard.
Counter target spell.

Talrand's Invocation

Create two 2/2 blue Drake creature tokens with flying.

Read the Tides

Choose one —
• Draw three cards.
• Return up to two target creatures to their owners' hands.

Exclusion Mage

When Exclusion Mage enters the battlefield, return target creature an opponent controls to its owner's hand.

Rookie Mistake

Until end of turn, target creature gets +0/+2 and another target creature gets -2/-0.

Thriving Isle

Thriving Isle enters the battlefield tapped.
As Thriving Isle enters the battlefield, choose a color other than blue.
{T}: Add {U} or one mana of the chosen color.

Island

Crookclaw Transmuter

Flash
Flying
When Crookclaw Transmuter enters the battlefield, switch target creature's power and toughness until end of turn.

Sea Gate Oracle

When Sea Gate Oracle enters the battlefield, look at the top two cards of your library. Put one of them into your hand and the other on the bottom of your library.

Riptide Laboratory

{T}: Add {C}.
{1}{U}, {T}: Return target Wizard you control to its owner's hand.

Shipwreck Dowser

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
When Shipwreck Dowser enters the battlefield, return target instant or sorcery card from your graveyard to your hand.

Vodalian Arcanist

{T}: Add {C}. Spend this mana only to cast an instant or sorcery spell.

Winged Words

This spell costs {1} less to cast if you control a creature with flying.
Draw two cards.