Contaminated Aquifer

({T}: Add {U} or {B}.)
Contaminated Aquifer enters tapped.

Fire

Fire deals 2 damage divided as you choose among one or two targets.

Fire // Ice

Crimson Fleet Commodore

Trample
When Crimson Fleet Commodore enters, you become the monarch.

Fiery Cannonade

Fiery Cannonade deals 2 damage to each non-Pirate creature.

Thought Scour

Target player mills two cards.
Draw a card.

Island

Mountain

Serpentine Curve

Create a 0/0 green and blue Fractal creature token. Put X +1/+1 counters on it, where X is one plus the total number of instant and sorcery cards you own in exile and in your graveyard.

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}.)

Defile

Target creature gets -1/-1 until end of turn for each Swamp you control.

Spell Pierce

Counter target noncreature spell unless its controller pays {2}.

Brainstorm

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

Cast Down

Geothermal Bog

({T}: Add {B} or {R}.)
Geothermal Bog enters tapped.

Ice Tunnel

({T}: Add {U} or {B}.)
Ice Tunnel enters tapped.

Gurmag Angler

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)