Befuddle

Target creature gets -4/-0 until end of turn.
Draw a card.

Vodalian Arcanist

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

Sage's Row Savant

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

Wizard's Retort

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

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.

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.

Talrand's Invocation

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

Exclusion Mage

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

Talrand, Sky Summoner

Whenever you cast an instant or sorcery spell, create a 2/2 blue Drake creature token with flying.

Frost Breath

Tap up to two target creatures. Those creatures don't untap during their controller's next untap step.

Island

Winged Words

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

Read the Tides

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