Frost Breath

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

Island

Vodalian Arcanist

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

Rain of Revelation

Read the Tides

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

Barrin, Tolarian Archmage

When Barrin, Tolarian Archmage enters, return up to one other target creature or planeswalker to its owner's hand.
At the beginning of your end step, if a permanent was put into your hand from the battlefield this turn, draw a card.

Teferi's Protege

{1}{U}, {T}: Draw a card, then discard a card.

Sage's Row Savant

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.

Peel from Reality

Return target creature you control and target creature you don't control to their owners' hands.

Wizard's Retort

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

Storm Sculptor

Storm Sculptor can't be blocked.
When Storm Sculptor enters, return a creature 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, return target instant or sorcery card from your graveyard to your hand.