Fissure Wizard

When Fissure Wizard enters, you may discard a card. If you do, draw a card.

Shock

Tormenting Voice

As an additional cost to cast this spell, discard a card.
Draw two cards.

Raid Bombardment

Whenever a creature you control with power 2 or less attacks, Raid Bombardment deals 1 damage to the player or planeswalker that creature is attacking.

Mountain

Staggershock

Staggershock deals 2 damage to any target.
Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

Big Score

As an additional cost to cast this spell, discard a card.
Draw two cards and create two Treasure tokens. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

Clout of the Dominus

Enchant creature
As long as enchanted creature is blue, it gets +1/+1 and has shroud. (It can't be the target of spells or abilities.)
As long as enchanted creature is red, it gets +1/+1 and has haste.

Fanatical Firebrand

Haste (This creature can attack and {T} as soon as it comes under your control.)
{T}, Sacrifice this creature: It deals 1 damage to any target.

Stream Hopper

{U/R}: Stream Hopper gains flying until end of turn.

Akki Drillmaster

{T}: Target creature gains haste until end of turn.

Boros Recruit

({R/W} can be paid with either {R} or {W}.)
First strike