Whenever a nontoken creature you control enters, you may pay {R}. If you do, create a token that's a copy of that creature. That token gains haste. Exile it at the beginning of the next end step.

Create a token that's a copy of target creature, except it has haste and "At the beginning of the end step, exile this token."

At the beginning of combat on your turn, create a token that's a copy of equipped creature, except the token isn't legendary. That token gains haste. Equip {5}

{T}: Add {C}{C}. This land deals 2 damage to you.

This land enters with a charge counter on it. {T}: Add {C}. {X}{X}, {T}: Put X charge counters on this land. {3}, {T}, Sacrifice this land: Destroy each nonland permanent with mana value equal to the number of charge counters on this land.

{T}: Add {C}. {2}, {T}, Sacrifice this land: Return target artifact card from your graveyard to your hand.

As this land enters, choose a creature type. {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.

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

Indestructible {T}: Add {C}.

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

{T}: Add {C}. {1}, {T}, Sacrifice this land: You may cast spells this turn as though they had flash.

{T}: Add {R}.

At the beginning of your upkeep, if you control three or more artifacts, you gain 1 life. {T}: Add {C}. {4}, {T}, Sacrifice Inventors' Fair: Search your library for an artifact card, reveal it, put it into your hand, then shuffle. Activate only if you control three or more artifacts.

({T}: Add {R}.)

This land enters tapped with two depletion counters on it. {T}, Remove a depletion counter from this land: Add {R}{R}. If there are no depletion counters on this land, sacrifice it.

Whenever Hammer of Nazahn or another Equipment you control enters, you may attach that Equipment to target creature you control. Equipped creature gets +2/+0 and has indestructible. Equip {4}

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.

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

This artifact doesn't untap during your untap step. {T}: Add {C}{C}{C}. {3}: Untap this artifact.

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

Multikicker {2} (You may pay an additional {2} any number of times as you cast this spell.) This artifact enters with a charge counter on it for each time it was kicked. {T}: Add {C} for each charge counter on this artifact.

{2}, {T}, Sacrifice this artifact: Search your library for a land card, reveal it, put it into your hand, then shuffle.

{T}: Add one mana of any color that a land an opponent controls could produce.

{T}: Add {C}. Tap an untapped legendary permanent you control: Untap this artifact.

{1}, {T}: Put a charge counter on this artifact. Note the type of mana spent to pay this activation cost. Activate only if there are no charge counters on this artifact. {T}, Remove a charge counter from this artifact: Add one mana of this artifact's last noted type.

Sacrifice an artifact: Add {C}{C}.

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

This artifact doesn't untap during your untap step. At the beginning of your upkeep, you may pay {4}. If you do, untap this artifact. At the beginning of your draw step, if this artifact is tapped, it deals 1 damage to you. {T}: Add {C}{C}{C}.

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

{T}: Add {C}. {1}, {T}: Add one mana of any color.

Add {R}{R}, then add {R} for each card named Rite of Flame in each graveyard.

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

Exile this card from your hand: Add {R}.

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

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

Choose one — • Abrade deals 3 damage to target creature. • Destroy target artifact.

Equipped creature gets +6/+6. Whenever equipped creature attacks, destroy target permanent. Equip {6}

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 this creature: Choose one — • This creature deals 2 damage to target creature. • Destroy target colorless nonland permanent.

Attach target Equipment to target creature. (Control of the Equipment doesn't change.)

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

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

You may exile a red card from your hand rather than pay this spell's mana cost. Pyrokinesis deals 4 damage divided as you choose among any number of target creatures.

Choose one — • Counter target blue spell. • Destroy target blue permanent.

Sweltering Suns deals 3 damage to each creature. Cycling {3} ({3}, Discard this card: Draw a card.)

You may sacrifice a Mountain rather than pay this spell's mana cost. Thunderclap deals 3 damage to target creature.

Nonbasic lands are Mountains.

Activated abilities of creatures can't be activated.

Each spell costs {3} more to cast except during its controller's turn.

Creature cards in graveyards and libraries can't enter the battlefield. Players can't cast spells from graveyards or libraries.

Nonbasic lands are Mountains.

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 this enchantment on the bottom of their library in a random order.

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

When this creature enters, you may search your library for an artifact card, put it into your graveyard, then shuffle. {R}, {T}, Sacrifice an artifact: Return target artifact card with mana value 3 or less from your graveyard to the battlefield.