Choose one --

• Abrade deals 3 damage to target creature.

• Destroy target artifact.

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

{T}: Add {R}. Barbarian Ring deals 1 damage to you.

Threshold -- {R}, {T}, Sacrifice Barbarian Ring: It deals 2 damage to any target. Activate only if seven or more cards are in your graveyard.

Equipped creature gets +1/+1 for each land you control.

Equip legendary creature {3}

Equip {7}

When Brass's Tunnel-Grinder enters the battlefield, discard any number of cards, then draw that many cards plus one.

At the beginning of your end step, if you descended this turn, put a bore counter on Brass's Tunnel-Grinder. Then if there are three or more bore counters on it, remove those counters and transform it. (You descended if a permanent card was put into your graveyard from anywhere.)

(Transforms from Brass's Tunnel-Grinder.)

{T}: Add {R}.

Whenever you cast a permanent spell using mana produced by Tecutlan, the Searing Rift, discover X, where X is that spell's mana value.

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.

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

Sacrifice Commander's Sphere: Draw a card.

You have no maximum hand size.

{T}: Add one mana of any color.

Earthquake deals X damage to each creature without flying and each player.

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

Creatures with power greater than the number of cards in your hand can't attack.

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.)

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

Forgotten Cave enters the battlefield tapped.

{T}: Add {R}.

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

Goblin Sharpshooter doesn't untap during your untap step.

Whenever a creature dies, untap Goblin Sharpshooter.

{T}: Goblin Sharpshooter deals 1 damage to any target.

Enchant creature

Enchanted creature gets +1/+0 for each Mountain you control.

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

{T}: Add {R}.

Destroy all artifacts, creatures, and lands. They can't be regenerated.

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

+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.'"

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.)

Equip {0}

Creatures with power 3 or greater don't untap during their controllers' untap steps.

({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}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

Trample

If a red source you control would deal an amount of noncombat damage less than Ojer Axonil's power to an opponent, that source deals damage equal to Ojer Axonil's power instead.

When Ojer Axonil dies, return it to the battlefield tapped and transformed under its owner's control.

(Transforms from Ojer Axonil, Deepest Might.)

{T}: Add {R}.

{2}{R}, {T}: Transform Temple of Power. Activate only if red sources you controlled dealt 4 or more noncombat damage this turn and only as a sorcery.

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.")

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

{T}: Add {C}. You gain 1 life.

Pyroclasm deals 2 damage to each creature.

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.")

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

As long as Storage Matrix is untapped, each player chooses artifact, creature, or land during their untap step. That player can untap only permanents of the chosen type this step.

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.)

Equip {1}

Commander creatures you own have "At the beginning of your upkeep, exile the top card of your library. This creature gets +X/+0 until end of turn, where X is that card's mana value. You may play that card this turn."

Tectonic Hazard deals 1 damage to each opponent and each creature they control.

When The Grey Havens enters the battlefield, scry 1.

{T}: Add {C}.

{T}: Add one mana of any color among legendary creature cards in your graveyard.

Defender

{T}: Thermo-Alchemist deals 1 damage to each opponent.

Whenever you cast an instant or sorcery spell, untap Thermo-Alchemist.

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.")