Haste

Whenever Amber Gristle O'Maul attacks, you may discard your hand. If you do, draw a card for each player being attacked.

Choose a Background (You can have a Background as a second commander.)

Target creature gets +4/+3 until end of turn.

Target attacking creature gets +X/+0 until end of turn.

Draw a card at the beginning of the next turn's upkeep.

Target attacking creature gets +2/+2 until end of turn. Each attacking non-Human creature gains trample until end of turn.

Add {R} for each creature you control.

When Beetleback Chief enters the battlefield, create two 1/1 red Goblin creature tokens.

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.")

Target creature gets +3/+1 until end of turn.

Exile the top card of your library. Until the end of your next turn, you may play that card.

Add {R} for each Goblin on the battlefield.

Target creature gets +3/+3 until end of turn.

Target creature gets +3/+1 and gains trample until end of turn.

Target attacking creature gets +3/+3 until end of turn. If it's an artifact creature, it gains trample until end of turn.

{R}: Chartooth Cougar gets +1/+0 until end of turn.

Mountaincycling {2} ({2}, Discard this card: Search your library for a Mountain card, reveal it, put it into your hand, then shuffle.)

Mountaincycling {2} ({2}, Discard this card: Search your library for a Mountain card, reveal it, put it into your hand, then shuffle.)

Backup 2 (When this creature enters the battlefield, put two +1/+1 counters on target creature. If that's another creature, it gains the following ability until end of turn.)

Trample

Add {R}{R}{R}.

Splice onto Arcane {1}{R} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

You may sacrifice a Mountain rather than pay this spell's mana cost.

Target creature gets +X/+0 until end of turn, where X is the number of Mountains you control.

Create two 1/1 red Goblin creature tokens.

Flying

{R}: Dragon Hatchling gets +1/+0 until end of turn.

({T}: Add {R}.)

Dwarven Mine enters the battlefield tapped unless you control three or more other Mountains.

When Dwarven Mine enters the battlefield untapped, create a 1/1 red Dwarf creature token.

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

Draw two cards.

Flashback {3}{R} (You may cast this card from your graveyard for its flashback cost and any additional costs. Then exile it.)

Create two 1/1 red Goblin creature tokens.

Storm (When you cast this spell, copy it for each spell cast before it this turn.)

End the Festivities deals 1 damage to each opponent and each creature and planeswalker they control.

Whenever you cast an instant or sorcery spell, Erebor Flamesmith deals 1 damage to each opponent.

Firebolt deals 2 damage to any target.

Flashback {4}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Whenever you cast a noncreature spell, Firebrand Archer deals 1 damage to each opponent.

Damage can't be prevented this turn.

Flashback {R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Target creature gets +3/+0 and gains first strike until end of turn. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Haste

Mountaincycling {2} ({2}, Discard this card: Search your library for a Mountain card, reveal it, put it into your hand, then shuffle.)

Flying

{R}: Furnace Whelp gets +1/+0 until end of turn.

Choose one --

• Destroy target artifact.

• Target creature gets +1/+1 and gains trample until end of turn.

• Remove two time counters from target permanent or suspended card.

Exile the top card of your library. During your next turn, you may play that card.

Storm (When you cast this spell, copy it for each spell cast before it this turn.)

Myriad (Whenever this creature attacks, for each opponent other than defending player, you may create a token that's a copy of this creature that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.)

{1}{R}: Creatures you control named Genasi Enforcers get +1/+0 until end of turn.

Target creature gets +3/+2 until end of turn. If it's legendary, it also gains trample until end of turn.

When Goblin Instigator enters the battlefield, create a 1/1 red Goblin creature token.

Choose one --

• Create three 1/1 red Goblin creature tokens.

• Creatures you control get +1/+1 and gain haste until end of turn.

Entwine {2}{R} (Choose both if you pay the entwine cost.)

Goblin War Strike deals damage to target player or planeswalker equal to the number of Goblins you control.

First strike

Menace (This creature can't be blocked except by two or more creatures.)

{T}, Sacrifice Goldhound: Add one mana of any color.

Commander creatures you own have "Whenever this creature attacks a player, if no opponent has more life than that player, you create two Treasure tokens." (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

Whenever you cast an instant or sorcery spell, Guttersnipe deals 2 damage to each opponent.

Create three 1/1 red Goblin creature tokens.

Whenever a creature enters the battlefield under your control, Impact Tremors deals 1 damage to each opponent.

When Impulsive Pilferer dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Encore {3}{R} ({3}{R}, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)

Target creature gets +3/+2 until end of turn. Scry 1.

{T}: Add {R}.

Trample, haste

Channel -- {1}{R}, Discard Ironhoof Boar: Target creature gets +3/+1 and gains trample until end of turn.

Whenever you cast a noncreature spell, Kessig Flamebreather deals 1 damage to each opponent.

Whenever you cast an instant or sorcery spell, Kiln Fiend gets +3/+0 until end of turn.

Create two 1/1 red Goblin creature tokens.

Lightning Bolt deals 3 damage to any target.

Mob Justice deals damage to target player or planeswalker equal to the number of creatures you control.

Echo {1}{R} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)

When Mogg War Marshal enters the battlefield or dies, create a 1/1 red Goblin creature token.

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

Trample

Whenever Oliphaunt attacks, another target creature you control gets +2/+0 and gains trample until end of turn.

Mountaincycling {1} ({1}, Discard this card: Search your library for a Mountain card, reveal it, put it into your hand, then shuffle.)

Flying

{T}: Add one mana of any color.

When Plundering Barbarian enters the battlefield, choose one --

• Smash the Chest -- Destroy target artifact.

• Pry It Open -- Create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Add {R}{R}{R}.

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.

Target creature gains double strike until end of turn.

Cycling {2} ({2}, Discard this card: Draw a card.)

Create two 1/1 white Human Soldier creature tokens. Humans you control gain haste until end of turn.

Choose one --

• Destroy target artifact.

• Target attacking creature gets +2/+2 until end of turn.

Exile the top two cards of your library. Until the end of your next turn, you may play those cards.

Target attacking creature gets +3/+3 and gains trample until end of turn.

Add {R}{R}{R}{R}{R}.

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

Draw two cards and create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Exile Simian Spirit Guide from your hand: Add {R}.

Sacrifice a Goblin: Add {R}.

Target creature you control deals damage equal to its power to any target.

Whenever you cast a noncreature spell, put a +1/+1 counter on Spellgorger Weird.

Target creature gets +2/+0 and gains first strike until end of turn.

Create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Target creature gets +3/+0 and gains first strike until end of turn.

Target creature gains double strike until end of turn.

Ferocious -- That creature also gains trample until end of turn if you control a creature with power 4 or greater.

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.")

Unholy Heat deals 2 damage to target creature or planeswalker.

Delirium -- Unholy Heat deals 6 damage instead if there are four or more card types among cards in your graveyard.

Target creature gets +2/+0 and gains first strike and trample until end of turn.

Exile the top two cards of your library. Until the end of your next turn, you may play those cards.