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.

Sacred Foundry

Steam Vents

Izzet Guildgate

Glacial Fortress

Lightning Strike

1R

Clifftop Retreat

Clifftop Retreat enters the battlefield tapped unless you control a Mountain or a Plains. {T}: Add {R} or {W}.

Rekindling Phoenix

Flying When Rekindling Phoenix dies, create a 0/1 red Elemental creature token with "At the beginning of your upkeep, sacrifice this creature and return target card named Rekindling Phoenix from your graveyard to the battlefield. It gains haste until end of turn."

Shock

Shock deals 2 damage to any target.

Essence Scatter

Counter target creature spell.

Mountain

({T}: Add {R}.)