At the beginning of your precombat main phase, choose one or more — • Sell Contraband — Create a Treasure token. You lose 1 life. • Buy Information — Draw a card. You lose 2 life. • Hire a Mercenary — Create a 3/2 colorless Shapeshifter creature token with changeling. You lose 3 life. (It has every creature type.)

You may look at the top card of your library any time. You may play lands and cast spells from the top of your library. If you cast a spell this way, pay life equal to its mana value rather than pay its mana cost. {T}, Sacrifice ten nonland permanents: Each opponent loses 10 life.

As an additional cost to cast this spell, sacrifice an artifact or creature. Draw two cards and create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

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.)

You draw two cards and you lose 2 life.

At the beginning of your upkeep, you draw a card and you lose 1 life.

{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.

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

As an additional cost to cast this spell, sacrifice a creature. Draw two cards.

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

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

Blazing Volley deals 1 damage to each creature your opponents control.

Choose one — • Cast into the Fire deals 1 damage to each of up to two target creatures. • Exile target artifact.

Choose one — • Cathartic Pyre deals 3 damage to target creature or planeswalker. • Discard up to two cards, then draw that many cards.

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.

Electrickery deals 1 damage to target creature you don't control. Overload {1}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

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

Choose odd or even. Exile each creature with mana value of the chosen quality. (Zero is even.)

Destroy target creature or enchantment an opponent controls. You lose life equal to that permanent's mana value.

Fire Prophecy deals 3 damage to target creature. You may put a card from your hand on the bottom of your library. If you do, draw a card.

Galvanic Blast deals 2 damage to any target. Metalcraft — Galvanic Blast deals 4 damage instead if you control three or more artifacts.

Grapeshot deals 1 damage to any target. Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

({R/P} can be paid with either {R} or 2 life.) Gut Shot deals 1 damage to any target.

Lightning Bolt deals 3 damage to any target.

Lightning Strike deals 3 damage to any target.

Play with Fire deals 2 damage to any target. If a player is dealt damage this way, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Each player exiles all artifact cards from their graveyard, then sacrifices all artifacts they control, then puts all cards they exiled this way onto the battlefield.

Shock deals 2 damage to any target.

Smite the Deathless deals 3 damage to target creature. That creature loses indestructible until end of turn. If that creature would die this turn, exile it instead.

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

Bargain (You may sacrifice an artifact, enchantment, or token as you cast this spell.) Torch the Tower deals 2 damage to target creature or planeswalker. If this spell was bargained, instead it deals 3 damage to that permanent and you scry 1. If a permanent dealt damage by Torch the Tower would die this turn, exile it instead.

As an additional cost to cast this spell, pay X life. All creatures get -X/-X until end of turn.

Unholy Heat deals 2 damage to target creature or planeswalker. Delirium — Unholy Heat deals 6 damage instead if there are four or more card types among cards in your graveyard.

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.")

Whenever you cast a spell, you gain 1 life for each spell you've cast this turn. Pay 50 life: Aetherflux Reservoir deals 50 damage to any target.

Whenever you cast your first instant or sorcery spell each turn, exile an instant or sorcery card at random from your graveyard. Then copy each card exiled with Arcane Bombardment. You may cast any number of the copies without paying their mana costs.

Defender Whenever you cast an instant or sorcery spell, Electrostatic Field deals 1 damage to each opponent.

If a red instant or sorcery spell you control would deal damage, it deals double that damage instead.

At the beginning of your upkeep, you may look at the top card of your library. You may cast it without paying its mana cost if it's an instant or sorcery spell.

Whenever you cast an instant or sorcery spell, Guttersnipe deals 2 damage to each opponent.

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.)

If a red or artifact source you control would deal damage to an opponent or a permanent an opponent controls, it deals that much damage plus 1 instead.

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.")

Each instant and sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost. Flashback {4}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Advanced Species — Whenever a red source you control deals damage to one or more permanents and/or players, put a +1/+1 counter on The Red Terror.

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.

({T}: Add {B} or {R}.)

({T}: Add {B} or {R}.) As Blood Crypt enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Bojuka Bog enters the battlefield tapped. When Bojuka Bog enters the battlefield, exile target player's graveyard. {T}: Add {B}.

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

Dragonskull Summit enters the battlefield tapped unless you control a Swamp or a Mountain. {T}: Add {B} or {R}.

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

As Foreboding Ruins enters the battlefield, you may reveal a Swamp or Mountain card from your hand. If you don't, Foreboding Ruins enters the battlefield tapped. {T}: Add {B} or {R}.

{T}: Add {C}. {B/R}, {T}: Add {B}{B}, {B}{R}, or {R}{R}.

Haunted Ridge enters the battlefield tapped unless you control two or more other lands. {T}: Add {B} or {R}.

{T}, Pay 1 life, Sacrifice Marsh Flats: Search your library for a Plains or Swamp card, put it onto the battlefield, then shuffle.

({T}: Add {R}.)

{T}, Pay 1 life, Sacrifice Polluted Delta: Search your library for an Island or Swamp card, put it onto the battlefield, then shuffle.

{T}, Pay 1 life, Sacrifice Scalding Tarn: Search your library for an Island or Mountain card, put it onto the battlefield, then shuffle.

({T}: Add {B} or {R}.) Smoldering Marsh enters the battlefield tapped unless you control two or more basic lands.

{T}: Add {C}. {T}: Add {B} or {R}. Sulfurous Springs deals 1 damage to you.

({T}: Add {B}.)

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

{T}: Add one mana of any color in your commander's color identity. Sacrifice Commander's Sphere: Draw a card.

Add {B}{B}{B}.

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

{T}: Add three mana of any one color.

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

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

{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}: Add {C}. {T}: Add {B} or {R}. Talisman of Indulgence deals 1 damage to you.

You have no maximum hand size. {T}: Add {C}.

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

Flick a Coin deals 1 damage to any target. You create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.") Draw a card.

Needle Drop deals 1 damage to any target that was dealt damage this turn. Draw a card.