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.

{T}: Flip a coin. If you win the flip, destroy all nonland permanents.

{T}: Add {C}.

{2}, {T}, Sacrifice Buried Ruin: Return target artifact card from your graveyard to your hand.

As Caged Sun enters the battlefield, choose a color.

Creatures you control of the chosen color get +1/+1.

Whenever a land's ability causes you to add one or more mana of the chosen color, add one additional mana of that color.

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.

Whenever a nonartifact permanent enters the battlefield under your control, you may return another permanent you control that shares a permanent type with it to its owner's hand.

Whenever an artifact, creature, or enchantment enters the battlefield, its controller chooses target permanent another player controls that shares a card type with it. Exchange control of those permanents.

At the beginning of your end step, you may exile target creature you control, then return that card to the battlefield under your control.

+2: Discard up to two cards, then draw that many cards.

-2: Sacrifice an artifact. If you do, return target artifact card from your graveyard to the battlefield.

-10: You get an emblem with "Whenever an artifact is put into your graveyard from the battlefield, return that card to the battlefield at the beginning of the next end step."

Daretti, Scrap Savant can be your commander.

Indestructible

{T}: Add {C}.

Flash

If a source would deal damage to a permanent or player, it deals double that damage to that permanent or player instead.

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.)

{2}{R}, {T}: Create a token that's a copy of target creature card in your graveyard, except it's an artifact in addition to its other types. It gains haste. Sacrifice it at the beginning of the next end step.

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

Whenever a nontoken creature enters the battlefield, if Genesis Chamber is untapped, that creature's controller creates a 1/1 colorless Myr artifact creature token.

{T}: Add {C}.

{T}, Sacrifice Ghost Quarter: Destroy target land. Its controller may search their library for a basic land card, put it onto the battlefield, 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.

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.

First strike

At the beginning of each opponent's end step, that player creates a 1/1 red Goblin creature token with "Creatures you control attack each combat if able."

{T}: Choose target artifact a player controls and target artifact card in that player's graveyard. If both targets are still legal as this ability resolves, that player simultaneously sacrifices the artifact and returns the artifact card to the battlefield.

{T}: Add {R}.

Whenever a spell or ability is put onto the stack, if it has a single target, reselect its target at random. (Select from among all legal targets.)

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

{2}, {T}, Sacrifice Hedron Archive: Draw two cards.

You may choose not to untap Helm of Possession during your untap step.

{2}, {T}, Sacrifice a creature: Gain control of target creature for as long as you control Helm of Possession and Helm of Possession remains tapped.

{T}: Add {C}.

Tap an untapped legendary permanent you control: Untap Honor-Worn Shaku.

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

Destroy X target artifacts and/or creatures. For each permanent destroyed this way, its controller reveals cards from the top of their library until an artifact or creature card is revealed and exiles that card. Those players put the exiled cards onto the battlefield, then shuffle.

{T}: Add {R}.

{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.

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

{T}, Sacrifice Memory Jar: Each player exiles all cards from their hand face down and draws seven cards. At the beginning of the next end step, each player discards their hand and returns to their hand each card they exiled this way.

{T}: Add {C}.

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

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}.)

({T}: Add {R}.)

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.

Whenever another creature enters the battlefield under your control, that creature gets +2/+0 and gains haste until end of turn. (It can attack and {T} this turn.)

As Outpost Siege enters the battlefield, choose Khans or Dragons.

• Khans -- At the beginning of your upkeep, exile the top card of your library. Until end of turn, you may play that card.

• Dragons -- Whenever a creature you control leaves the battlefield, Outpost Siege deals 1 damage to any target.

Whenever a creature enters the battlefield, that creature's controller may have it deal damage equal to its power to any target of their choice.

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.

At the beginning of your upkeep, flip a coin. If you lose the flip, sacrifice Planar Chaos.

Whenever a player casts a spell, that player flips a coin. If they lose the flip, counter that spell.

Whenever a player casts a spell from their hand, that player exiles it, then exiles cards from the top of their library until they exile a card that shares a card type with it. That player may cast that card without paying its mana cost. Then they put all cards exiled with Possibility Storm on the bottom of their library in a random order.

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

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.

Each player discards their hand, then draws seven cards.

Miracle {1}{R} (You may cast this card for its miracle cost when you draw it if it's the first card you drew this turn.)

Buyback {3} (You may pay an additional {3} as you cast this spell. If you do, put this card into your hand as it resolves.)

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

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

Destroy all nonbasic lands.

{T}, Discard a card: Draw a card.

For each nonland permanent, choose a player at random. Then each player gains control of each permanent for which they were chosen. Untap those permanents.

You may have Sculpting Steel enter the battlefield as a copy of any artifact on the battlefield.

{1}: Look at the top three cards of your library, then put them back in any order.

{T}: Draw a card, then put Sensei's Divining Top on top of its owner's library.

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.

Equipped creature gets +1/-1.

Whenever equipped creature dies, draw two cards.

Equip {1}

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

When Solemn Simulacrum enters the battlefield, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

When Solemn Simulacrum dies, you may draw a card.

{T}, Tap an untapped creature you control: Add one mana of any color.

At the beginning of your upkeep, you may return Squee, Goblin Nabob from your graveyard to your hand.

Echo {3}{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 Stingscourger enters the battlefield, return target creature an opponent controls to its owner's hand.

Your opponents can't search libraries.

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

{T}: Add {C}.

{T}, Sacrifice Strip Mine: Destroy target land.

At the beginning of each player's draw step, that player puts the cards in their hand on the bottom of their library in any order, then draws that many cards.

{T}: Add {C}{C}. Activate only if you control five or more lands.

Exile all nontoken permanents. Starting with you, each player chooses one of the exiled cards and puts it onto the battlefield tapped under their control. Repeat this process until all cards exiled this way have been chosen.

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 shuffles all permanents they own into their library, then reveals that many cards from the top of their library. Each player puts all artifact, creature, and land cards revealed this way onto the battlefield, then does the same for enchantment cards, then puts all cards revealed this way that weren't put onto the battlefield on the bottom of their library.

Whenever a creature enters the battlefield under your control, it deals damage equal to its power to any target.

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

Haste

When Zealous Conscripts enters the battlefield, gain control of target permanent until end of turn. Untap that permanent. It gains haste until end of turn.