Tormenting Voice

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

Howl of the Horde

When you next cast an instant or sorcery spell this turn, copy that spell. You may choose new targets for the copy.
Raid — If you attacked this turn, when you next cast an instant or sorcery spell this turn, copy that spell an additional time. You may choose new targets for the copy.

Valley Dasher

Haste
Valley Dasher attacks each combat if able.

Mardu Banner

{T}: Add {R}, {W}, or {B}.
{R}{W}{B}, {T}, Sacrifice Mardu Banner: Draw a card.

Nomad Outpost

Nomad Outpost enters the battlefield tapped.
{T}: Add {R}, {W}, or {B}.

Mardu Warshrieker

Raid — When Mardu Warshrieker enters the battlefield, if you attacked this turn, add {R}{W}{B}.

Butcher of the Horde

Flying
Sacrifice another creature: Butcher of the Horde gains your choice of vigilance, lifelink, or haste until end of turn.

Rush of Battle

Creatures you control get +2/+1 until end of turn. Warrior creatures you control gain lifelink until end of turn. (Damage dealt by those Warriors also causes their controller to gain that much life.)

Mardu Heart-Piercer

Raid — When Mardu Heart-Piercer enters the battlefield, if you attacked this turn, Mardu Heart-Piercer deals 2 damage to any target.

Arrow Storm

Arrow Storm deals 4 damage to any target.
Raid — If you attacked this turn, instead Arrow Storm deals 5 damage to that permanent or player and the damage can't be prevented.

Trumpet Blast

Attacking creatures get +2/+0 until end of turn.

Mardu Charm

Choose one —
• Mardu Charm deals 4 damage to target creature.
• Create two 1/1 white Warrior creature tokens. They gain first strike until end of turn.
• Target opponent reveals their hand. You choose a noncreature, nonland card from it. That player discards that card.

Arc Lightning

Arc Lightning deals 3 damage divided as you choose among one, two, or three targets.

War-Name Aspirant

Raid — War-Name Aspirant enters the battlefield with a +1/+1 counter on it if you attacked this turn.
War-Name Aspirant can't be blocked by creatures with power 1 or less.

Goblinslide

Whenever you cast a noncreature spell, you may pay {1}. If you do, create a 1/1 red Goblin creature token with haste.

Raiders' Spoils

Creatures you control get +1/+0.
Whenever a Warrior you control deals combat damage to a player, you may pay 1 life. If you do, draw a card.

Ankle Shanker

Haste
Whenever Ankle Shanker attacks, creatures you control gain first strike and deathtouch until end of turn.

Jeering Instigator

Morph {2}{R} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)
When Jeering Instigator is turned face up, if it's your turn, gain control of another target creature until end of turn. Untap that creature. It gains haste until end of turn.

Mardu Ascendancy

Whenever a nontoken creature you control attacks, create a 1/1 red Goblin creature token that's tapped and attacking.
Sacrifice Mardu Ascendancy: Creatures you control get +0/+3 until end of turn.

Crackling Doom

Crackling Doom deals 2 damage to each opponent. Each opponent sacrifices a creature with the greatest power among creatures that player controls.

Despise

Target opponent reveals their hand. You choose a creature or planeswalker card from it. That player discards that card.

Mardu Skullhunter

Mardu Skullhunter enters the battlefield tapped.
Raid — When Mardu Skullhunter enters the battlefield, if you attacked this turn, target opponent discards a card.

Ponyback Brigade

When Ponyback Brigade enters the battlefield or is turned face up, create three 1/1 red Goblin creature tokens.
Morph {2}{R}{W}{B} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Chief of the Edge

Other Warrior creatures you control get +1/+0.

Hordeling Outburst

Create three 1/1 red Goblin creature tokens.

Act of Treason

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. (It can attack and {T} this turn.)

Mardu Hordechief

Raid — When Mardu Hordechief enters the battlefield, if you attacked this turn, create a 1/1 white Warrior creature token.

Firehoof Cavalry

{3}{R}: Firehoof Cavalry gets +2/+0 and gains trample until end of turn.

Utter End

Shatter

Ride Down

Destroy target blocking creature. Creatures that were blocked by that creature this combat gain trample until end of turn.

Timely Hordemate

Raid — When Timely Hordemate enters the battlefield, if you attacked this turn, return target creature card with mana value 2 or less from your graveyard to the battlefield.

Mardu Hateblade

{B}: Mardu Hateblade gains deathtouch until end of turn. (Any amount of damage it deals to a creature is enough to destroy it.)

Smite the Monstrous

Destroy target creature with power 4 or greater.

Bellowing Saddlebrute

Raid — When Bellowing Saddlebrute enters the battlefield, you lose 4 life unless you attacked this turn.

Bloodsoaked Champion

Bloodsoaked Champion can't block.
Raid — {1}{B}: Return Bloodsoaked Champion from your graveyard to the battlefield. Activate only if you attacked this turn.