Sulfur Falls

Sulfur Falls enters the battlefield tapped unless you control an Island or a Mountain. {T}: Add {U} or {R} to your mana pool.

Disdainful Stroke

Counter target spell with converted mana cost 4 or greater.

Steam Vents

Watery Grave

Dragonskull Summit

Drowned Catacomb

Lightning Strike

1R

Star of Extinction

5RR

Shivan Fire

Kicker {4} (You may pay an additional {4} as you cast this spell.) Shivan Fire deals 2 damage to target creature. If this spell was kicked, it deals 4 damage to that creature instead.

Moment of Craving

Target creature gets -2/-2 until end of turn. You gain 2 life.

Cry of the Carnarium

All creatures get -2/-2 until end of turn. Exile all creature cards in all graveyards that were put there from the battlefield this turn. If a creature would die this turn, exile it instead.

Bedevil

Destroy target artifact, creature, or planeswalker.

Blood Crypt

({T}: Add {B} or {R}.) As Blood Crypt enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Negate

Counter target noncreature spell.

Essence Scatter

Counter target creature spell.

Island

({T}: Add {U}.)

Mountain

({T}: Add {R}.)