Winged Words

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

Thriving Isle

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

Talrand's Invocation

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

Rookie Mistake

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

Sea Gate Oracle

When Sea Gate Oracle enters, 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.

Island

Scry 1. (Look at the top card of your library. You may put that card on the bottom.)
Draw a card.

Vodalian Arcanist

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

Read the Tides

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

Shipwreck Dowser

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

Crookclaw Transmuter

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

Wizard's Retort

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

Sage's Row Savant

Exclusion Mage

When this creature enters, return target creature an opponent controls to its owner's hand.