{T}: Add {C}. {T}, Sacrifice this land: Add {C}{C}.

({T}: Add {R}.) This land enters tapped unless you control three or more other Mountains. When this land enters untapped, create a 1/1 red Dwarf creature token.

This land enters tapped. {T}: Add {R}. {T}, Sacrifice this land: Add {R}{R}.

This land enters tapped. {T}: Add {R}. Cycling {R} ({R}, Discard this card: Draw a card.)

{T}: Add {C}. {1}: This land becomes a 2/2 Assembly-Worker artifact creature until end of turn. It's still a land. {T}: Target Assembly-Worker creature gets +1/+1 until end of turn.

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

This artifact enters tapped. {T}: Add {R}.

As this artifact enters, choose a color. Creatures you control of the chosen color get +1/+0. {T}: Add one mana of the chosen color.

{T}: Add {C}. {1}, {T}, Sacrifice this artifact: Draw a card.

Destroy target artifact, creature, or land. Aftershock deals 3 damage to you.

Destroy X target artifacts.

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

Chain Reaction deals X damage to each creature, where X is the number of creatures on the battlefield.

Create two 1/1 red Goblin creature tokens.

Create two 1/1 red Goblin creature tokens. Storm (When you cast this spell, copy it for each spell cast before it this turn.)

Draw two cards, then discard two cards. Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

You may cast up to one target instant card and/or up to one target sorcery card from your graveyard each with mana value X or less without paying their mana costs. If a spell cast this way would be put into your graveyard, exile it instead. If X is 10 or more, copy each of those spells twice. You may choose new targets for the copies.

Create X 1/1 red Elemental Cat creature tokens with haste. Exile them at the beginning of the next end step. Flashback—{R}{R}, Sacrifice X Mountains. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Destroy target artifact. If you controlled that artifact, create three 1/1 red Phyrexian Goblin creature tokens.

Create three 1/1 red Goblin creature tokens.

Target player reveals a card at random from their hand. Ignite Memories deals damage to that player equal to that card's mana value. Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

As an additional cost to cast this spell, sacrifice a creature. Add {R}{R}{R}.

Add {R} for each card in your hand.

Gain control of target creature or Vehicle until end of turn. Untap it. It gains haste until end of turn. You may cast a spell with mana value 2 or less from your hand without paying its mana cost.

Create two 1/1 red Goblin creature tokens.

As an additional cost to cast this spell, sacrifice an artifact. Create three 1/1 red Goblin creature tokens.

Add {R} for each tapped land your opponents control.

Mizzium Mortars deals 4 damage to target creature you don't control. Overload {3}{R}{R}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

You may sacrifice two Mountains rather than pay this spell's mana cost. Create two 1/1 red Goblin creature tokens.

Target creature gets +3/+0 and gains haste until end of turn. Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Target creature can't block this turn. Draw a card.

Copy target instant or sorcery spell. You may choose new targets for the copy.

Return up to one target instant card and up to one target sorcery card from your graveyard to your hand, then discard a card. Exile Shreds of Sanity.

Choose target creature. Exile the top card of your library. You may have Spark of Creativity deal damage to that creature equal to the exiled card's mana value. If you don't, you may play that card until end of turn.

When this creature enters, create two 1/1 red Goblin creature tokens.

When this creature enters, create three 0/1 colorless Eldrazi Spawn creature tokens. They have "Sacrifice this token: Add {C}."

{T}, Sacrifice this creature: Add {C}{C}. If that mana is spent on a creature spell, it gains haste until end of turn. (That creature can attack and {T} as soon as it comes under your control.)

Sacrifice a Goblin: Regenerate target creature.

When this creature enters, create a 1/1 red Goblin creature token.

{T}: Add {C}. ({C} represents colorless mana.)

{T}: Add {R}.

{T}: Add {C}.

{T}, Mill a card: Add {C}. (To mill a card, put the top card of your library into your graveyard.)

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 this creature enters or dies, create a 1/1 red Goblin creature token.

Flying {T}: Add one mana of any color.

{T}: Add {C}{C}.

Whenever you cast a red spell, if this creature has fewer than three +1/+1 counters on it, put a +1/+1 counter on this creature. Remove three +1/+1 counters from this creature: Add {R}{R}{R}.

When this creature enters, create three 1/1 red Goblin creature tokens. {1}{R}, Sacrifice a Goblin: This creature deals 2 damage to any target.

Sacrifice a Goblin: Add {R}.

{T}: You may put a land card from your hand onto the battlefield.

Target creature gains haste until end of turn. Draw a card.

Add {R} for each creature you control.

Target creature attacks this turn if able. Draw a card.

This spell costs {3} less to cast if you control a creature with power 4 or greater. Change the target of target spell or ability with a single target.

Add {R} for each Goblin on the battlefield.

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.

Target creature gains haste until end of turn. Draw a card.

Draw a card. Until end of turn, target creature gains trample and gets +1/+0 for each card you've drawn this turn. (A creature with trample can deal excess combat damage to the player or planeswalker it's attacking.)

If an opponent controls an Island and you control a Mountain, you may cast this spell without paying its mana cost. Destroy target artifact.

Target creature gets +1/+0 until end of turn. When that creature dies this turn, create a 3/2 colorless Eldrazi Horror creature token.

Outnumber deals damage to target creature equal to the number of creatures you control.

Choose one — • Counter target spell if it's blue. • Destroy target permanent if it's blue.

If an opponent cast a blue spell this turn, you may pay {R} rather than pay this spell's mana cost. Change the target of target spell with a single target.

Target creature gets +2/+1 and gains haste until end of turn. Scry 1.

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

Target creature can't block this turn. Draw a card.

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