Active Volcano

Choose one —
• Destroy target blue permanent.
• Return target Island to its owner's hand.

Boomerang

Return target permanent to its owner's hand.

Tolarian Terror

This spell costs {1} less to cast for each instant and sorcery card in your graveyard.
Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.)

Hoodwink

Return target artifact, enchantment, or land to its owner's hand.

Swiftwater Cliffs

This land enters tapped.
When this land enters, you gain 1 life.
{T}: Add {U} or {R}.

Breath Weapon

Breath Weapon deals 2 damage to each non-Dragon creature.

Hydroblast

Choose one —
• Counter target spell if it's red.
• Destroy target permanent if it's red.

Ash Barrens

{T}: Add {C}.
Basic landcycling {1} ({1}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

Steel Sabotage

Choose one —
• Counter target artifact spell.
• Return target artifact to its owner's hand.

Brainstorm

Draw three cards, then put two cards from your hand on top of your library in any order.

Cryptic Serpent

This spell costs {1} less to cast for each instant and sorcery card in your graveyard.

Azure Fleet Admiral

When Azure Fleet Admiral enters, you become the monarch.
Azure Fleet Admiral can't be blocked by creatures the monarch controls.

Eye of Nowhere

Island

Aven Fogbringer

Flying
When Aven Fogbringer enters, return target land to its owner's hand.

Flash Flood

Choose one —
• Destroy target red permanent.
• Return target Mountain to its owner's hand.

Solfatara

Target player can't play lands this turn.
Draw a card at the beginning of the next turn's upkeep.

Turf Wound

Target player can't play lands this turn.
Draw a card.

Mountain

Faithless Looting

Draw two cards, then discard two cards.
Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Preordain

Scry 2, then draw a card. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)