Flash When this creature enters, copy target instant or sorcery spell. You may choose new targets for the copy.

Whenever you cast an instant or sorcery spell, flip a coin. If you lose the flip, return that spell to its owner's hand. If you win the flip, copy that spell, and you may choose new targets for the copy. Partner (You can have two commanders if both have partner.)

Exile target card that's an instant or sorcery from your graveyard. For each card exiled this way, copy it, and you may cast the copy without paying its mana cost. Exile Mizzix's Mastery. Overload {5}{R}{R}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

As an additional cost to cast this spell, tap any number of untapped creatures you control. Burn at the Stake deals damage to any target equal to three times the number of creatures tapped this way.

Massive Raid deals damage to any target equal to the number of creatures you control.

Mob Justice deals damage to target player or planeswalker equal to the number of creatures you control.

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 token: Add one mana of any color.")

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

Draw a card for each creature you control.

Draw three cards.

{T}: Draw a card. Activate only if you created a token this turn. {8}, {T}, Sacrifice this artifact: Create a 10/10 colorless Eldrazi creature token.

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 token: Add one mana of any color.")

Draw a card for each creature you control. Ferocious — You gain 4 life for each creature you control with power 4 or greater.

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

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.) {T}: Add {C}. {5}, {T}: Draw a card. Activate only if you have the city's blessing.

({T}: Add {R} or {G}.) This land enters tapped unless you control two or more basic lands.

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

{T}: Add {C}. {1}, {T}: Until end of turn, your opponents and creatures your opponents control with hexproof can be the targets of spells and abilities you control as though they didn't have hexproof.

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

({T}: Add {G}.)

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

As this land enters, you may reveal a Mountain or Forest card from your hand. If you don't, this land enters tapped. {T}: Add {R} or {G}.

This land enters tapped. {T}: Add {R} or {G}.

This land enters tapped. {T}: Add {R} or {G}.

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {R} or {G}.

{1}, {T}: Add {R}{G}.

({T}: Add {R}.)

Creatures you control get +3/+3 and gain trample until end of turn. (Each of those creatures can deal excess combat damage to the player or planeswalker it's attacking.)

Until end of turn, creatures you control gain trample and get +X/+X, where X is the greatest power among creatures you control.

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

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

Target player untaps all basic lands they control.

{T}: Add {G}.

Search your library for a Plains, Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.

{T}: Add {G}.

{1}, {T}: Add {R}{G}.

As an additional cost to cast this spell, sacrifice a land. Search your library for up to two basic land cards, put them onto the battlefield, then shuffle.

Search your library for up to X basic land cards, where X is the number of tapped creatures you control, put those cards onto the battlefield tapped, then shuffle.

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

{T}: Add {G}.

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Search your library for up to two Forest cards, put them onto the battlefield, then shuffle.

Destroy target artifact. It can't be regenerated. Create X 1/1 green Saproling creature tokens, where X is that artifact's mana value.

Destroy target permanent. Its controller creates a 3/3 green Beast creature token.

This spell costs {1} less to cast for each creature on the battlefield. Blasphemous Act deals 13 damage to each creature.

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.

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.

Destroy target artifact, target creature, target enchantment, and target land. (You can't cast this spell unless you have legal choices for all its targets.)

Destroy target artifact or enchantment. Destructive Revelry deals 2 damage to that permanent's controller.

Each player who controls an artifact or enchantment creates a 2/2 green Bear creature token. Then destroy all artifacts and enchantments.

Choose one — • Destroy target artifact. • Destroy target enchantment. • Destroy target artifact and target enchantment.

Create a 1/1 green Snake creature token, a 2/2 green Wolf creature token, and a 3/3 green Elephant creature token.

Choose one — • Burn Down the House deals 5 damage to each creature and each planeswalker. • Create three 1/1 red Devil creature tokens with "When this token dies, it deals 1 damage to any target." They gain haste until end of turn.

Choose target opponent. You create X 3/3 green Beast creature tokens, where X is the number of artifacts that player controls.

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.)

Choose one — • Create three 1/1 red Goblin creature tokens. • Creatures you control get +1/+1 and gain haste until end of turn. Entwine {2}{R} (Choose both if you pay the entwine cost.)

Create three 1/1 red Goblin creature tokens.

Create two 1/1 red Goblin creature tokens.

Create two 1/1 blue and red Elemental creature tokens.

Kicker {4} (You may pay an additional {4} as you cast this spell.) Create two 1/1 green Saproling creature tokens. If this spell was kicked, create four of those tokens instead.

You may cast this spell as though it had flash if you pay {2} more to cast it. (You may cast it any time you could cast an instant.) Create a 1/1 green Saproling creature token for each creature you control.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Create three 1/1 green Saproling creature tokens.

For each token you control, create a token that's a copy of that permanent.

Create X 1/1 black Rat creature tokens with "This token can't block." Creatures you control gain haste until end of turn.

Create three 1/1 green Saproling creature tokens.

Enchant creature Enchanted creature has hexproof and can't be blocked by more than one creature.

Destroy any number of target creatures. For each creature destroyed this way, its controller creates a 4/4 red Dragon creature token with flying.

Goblin War Strike deals damage to target player or planeswalker equal to the number of Goblins you control.

Create a 4/4 green Beast creature token. Storm (When you cast this spell, copy it for each spell cast before it this turn.)

Regenerate target creature. Draw a card.

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.

When this creature enters, you may return target card from your graveyard to your hand.

For each creature your opponents control, create a 4/4 green Phyrexian Beast creature token. Each of those tokens fights a different one of those creatures.

Whenever a creature you control enters, this enchantment deals 1 damage to each opponent.

Damage can't be prevented this turn. If a source you control would deal damage this turn to an opponent or a permanent an opponent controls, it deals triple that damage instead. Flashback {4}{R}{R}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

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

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.

Until end of turn, creatures you control gain "{T}: This creature deals 1 damage to any target."

Tempting offer — Search your library for a land card and put it onto the battlefield. Each opponent may search their library for a land card and put it onto the battlefield. For each opponent who searches a library this way, search your library for a land card and put it onto the battlefield. Then each player who searched a library this way shuffles.

Alliance — Whenever another creature you control enters, this creature deals 1 damage to each opponent.

Add {R} for each creature you control.

At the beginning of your upkeep, return an instant or sorcery card at random from your graveyard to your hand. Whenever you cast an instant or sorcery spell, this creature gets +4/+0 until end of turn.

Search your library for up to two basic land cards and/or Gate cards, put them onto the battlefield tapped, then shuffle.

Create two 1/1 red Devil creature tokens. They have "When this token dies, it deals 1 damage to any target."

Add {R}{R}{R}. Splice onto Arcane {1}{R} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Create four 1/1 red Devil creature tokens. They have "When this token dies, it deals 1 damage to any target."

Reach Whenever an opponent casts a spell, create a 1/1 green Insect creature token.

Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

This spell costs {1} more to cast for each target beyond the first. Fireball deals X damage divided evenly, rounded down, among any number of targets.