{T}: Add {C}{C}. Ancient Tomb deals 2 damage to you.

{T}: Add one mana of any color in your commander's color identity.

Sacrifice a creature: Add {C}{C}.

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

This spell costs {1} less to cast for each creature on the battlefield.

Blasphemous Act deals 13 damage to each creature.

Nonbasic lands are Mountains.

When Blood Sun enters the battlefield, draw a card.

All lands lose all abilities except mana abilities.

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

+1: Exile the top card of your library. You may cast that card. If you don't, Chandra, Torch of Defiance deals 2 damage to each opponent.

+1: Add {R}{R}.

-3: Chandra, Torch of Defiance deals 4 damage to target creature.

-7: You get an emblem with "Whenever you cast a spell, this emblem deals 5 damage to any target."

The owner of target permanent shuffles it into their library, then reveals the top card of their library. If it's a permanent card, they put it onto the battlefield.

{1}, Sacrifice a creature: Exile the top card of your library. You may play that card this turn. (You still pay its costs. You can play a land this way only if you have an available land play remaining.)

When Dockside Extortionist enters the battlefield, create X Treasure tokens, where X is the number of artifacts and enchantments your opponents control. (Treasure tokens are artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

Create two 1/1 red Goblin creature tokens.

Flash

When Dualcaster Mage enters the battlefield, copy target instant or sorcery spell. You may choose new targets for the copy.

({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.

When Emrakul's Hatcher enters the battlefield, create three 0/1 colorless Eldrazi Spawn creature tokens. They have "Sacrifice this creature: Add {C}."

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.)

Create a 1/1 red Dinosaur creature token with haste and a 1/1 white Human Soldier creature token.

Forgotten Cave enters the battlefield tapped.

{T}: Add {R}.

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

Search your library for a card, put that card into your hand, discard a card at random, then shuffle.

Whenever Goblin Assassin or another Goblin enters the battlefield, each player flips a coin. Each player whose coin comes up tails sacrifices a creature.

Sacrifice a creature: Goblin Bombardment deals 1 damage to any target.

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

When Goblin Matron enters the battlefield, you may search your library for a Goblin card, reveal that card, put it into your hand, then shuffle.

Create four 1/1 red Goblin creature tokens.

{2}{R}, Sacrifice two Goblins: Create three 1/1 red Goblin creature tokens.

{R}, Return Grinning Ignus to its owner's hand: Add {C}{C}{R}. Activate only as a sorcery.

{T}: Add {C}.

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

{3}{R}{R}, {T}: If you both own and control Hanweir Battlements and a creature named Hanweir Garrison, exile them, then meld them into Hanweir, the Writhing Township.

Whenever Hanweir Garrison attacks, create two 1/1 red Human creature tokens that are tapped and attacking.

(Melds with Hanweir Battlements.)

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 Imperial Recruiter enters the battlefield, search your library for a creature card with power 2 or less, reveal it, put it into your hand, then shuffle.

{T}: Add {R}.

First strike, menace

Whenever Kari Zev, Skyship Raider attacks, create Ragavan, a legendary 2/1 red Monkey creature token. Ragavan enters the battlefield tapped and attacking. Exile that token at end of combat.

{T}: Add {C}.

{1}{R}, {T}: Create a 0/1 red Kobold creature token named Kobolds of Kher Keep.

Haste

{T}: Create a token that's a copy of target nonlegendary creature you control, except it has haste. Sacrifice it at the beginning of the next end step.

+1: Untap target Mountain. It becomes a 4/4 red Elemental creature until end of turn. It's still a land.

-2: Add {R} for each Mountain you control.

-5: You get an emblem with "Mountains you control have '{T}: This land deals 1 damage to any target.'"

Create two 1/1 red Goblin creature tokens.

{T}: Create X 1/1 red Goblin creature tokens, where X is the number of Goblins you control.

Whenever Krenko, Tin Street Kingpin attacks, put a +1/+1 counter on it, then create a number of 1/1 red Goblin creature tokens equal to Krenko's power.

Spectacle {R} (You may cast this spell for its spectacle cost rather than its mana cost if an opponent lost life this turn.)

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

Haste

Lieutenant -- At the beginning of combat on your turn, if you control your commander, create a 1/1 colorless Thopter artifact creature token with flying. That token gains haste until end of turn.

Nonbasic lands are Mountains.

{1}{R}, {T}, Sacrifice Magus of the Wheel: Each player discards their hand, then draws seven cards.

At the beginning of your upkeep, flip a coin. If you lose the flip, Mana Crypt deals 3 damage to you.

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

Mana Vault doesn't untap during your untap step.

At the beginning of your upkeep, you may pay {4}. If you do, untap Mana Vault.

At the beginning of your draw step, if Mana Vault is tapped, it deals 1 damage to you.

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

{T}: Add {C}.

{1}, {T}, Sacrifice Mind Stone: Draw a card.

You may sacrifice two Mountains rather than pay this spell's mana cost.

Create two 1/1 red Goblin creature tokens.

Destroy all creatures target player controls. For each creature that died this way, that player creates two 1/1 red Goblin creature tokens.

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}.)

({T}: Add {R}.)

Afflict 3 (Whenever this creature becomes blocked, defending player loses 3 life.)

At the beginning of your postcombat main phase, add {R} for each 1 life your opponents have lost this turn.

When a player casts a spell or a creature attacks, exile Norin the Wary. Return it to the battlefield under its owner's control at the beginning of the next end step.

If an artifact or creature entering the battlefield causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

When Pia and Kiran Nalaar enters the battlefield, create two 1/1 colorless Thopter artifact creature tokens with flying.

{2}{R}, Sacrifice an artifact: Pia and Kiran Nalaar deals 2 damage to any target.

Whenever a player taps a land for mana, if it's not that player's turn, destroy that land.

Price of Progress deals damage to each player equal to twice the number of nonbasic lands that player controls.

Indestructible

As long as your devotion to red is less than five, Purphoros isn't a creature.

Whenever another creature enters the battlefield under your control, Purphoros deals 2 damage to each opponent.

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

Red spells you cast cost {1} less to cast.

{T}: Add {C}.

{2}, {T}, Sacrifice a Desert: Exile all graveyards.

When Siege-Gang Commander enters the battlefield, create three 1/1 red Goblin creature tokens.

{1}{R}, Sacrifice a Goblin: Siege-Gang Commander deals 2 damage to any target.

Sacrifice a Goblin: Add {R}.

Equipped creature gets +1/-1.

Whenever equipped creature dies, draw two cards.

Equip {1}

Players can't untap more than one creature during their untap steps.

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

Hideaway 4 (When this land enters the battlefield, look at the top four cards of your library, exile one face down, then put the rest on the bottom in a random order.)

Spinerock Knoll enters the battlefield tapped.

{T}: Add {R}.

{R}, {T}: You may play the exiled card without paying its mana cost if an opponent was dealt 7 or more damage this turn.

Your opponents can't search libraries.

If an opponent would begin an extra turn, that player skips that turn instead.

At the beginning of each player's upkeep, Sulfuric Vortex deals 2 damage to that player.

If a player would gain life, that player gains no life instead.

Tempting offer -- Create X 1/1 red Elemental creature tokens with haste. Each opponent may create X 1/1 red Elemental creature tokens with haste. For each opponent who does, create X 1/1 red Elemental creature tokens with haste.

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.)

Whenever Tilonalli's Summoner attacks, you may pay {X}{R}. If you do, create X 1/1 red Elemental creature tokens that are tapped and attacking. At the beginning of the next end step, exile those tokens unless you have the city's blessing.

If a red source you control would deal damage to an opponent or a permanent an opponent controls, it deals that much damage plus 2 instead.

Valakut, the Molten Pinnacle enters the battlefield tapped.

Whenever a Mountain enters the battlefield under your control, if you control at least five other Mountains, you may have Valakut, the Molten Pinnacle deal 3 damage to any target.

{T}: Add {R}.

Destroy target artifact you don't control.

Overload {4}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Each player discards their hand, then draws seven cards.