As an additional cost to cast this spell, you may sacrifice any number of artifacts and/or creatures. This spell costs {2} less to cast for each permanent sacrificed this way and {2} less to cast for each other artifact or creature you've sacrificed this turn. Trample Partner (You can have two commanders if both have partner.)

({S} can be paid with one mana from a snow source.) When Arcum's Astrolabe enters the battlefield, draw a card. {1}, {T}: Add one mana of any color.

Sacrifice a creature: Add {C}{C}.

When Blood Fountain enters the battlefield, create a Blood token. (It's an artifact with "{1}, {T}, Discard a card, Sacrifice this artifact: Draw a card.") {3}{B}, {T}, Sacrifice Blood Fountain: Return up to two target creature cards from your graveyard to your hand.

{1}, {T}, Sacrifice Chromatic Star: Add one mana of any color. When Chromatic Star is put into a graveyard from the battlefield, draw a card.

{T}, Sacrifice Delif's Cone: This turn, when target creature you control attacks and isn't blocked, you may gain life equal to its power. If you do, it assigns no combat damage this turn.

When Energy Refractor enters the battlefield, draw a card. {2}: Add one mana of any color.

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

When Experimental Synthesizer enters or leaves the battlefield, exile the top card of your library. Until end of turn, you may play that card. {2}{R}, Sacrifice Experimental Synthesizer: Create a 2/2 white Samurai creature token with vigilance. Activate only as a sorcery.

Living weapon (When this Equipment enters the battlefield, create a 0/0 black Phyrexian Germ creature token, then attach this to it.) Equipped creature gets +1/+1. Equip {2}

{2}, {T}: You gain 1 life.

{3}, Sacrifice Herbal Poultice: Regenerate target creature.

When Ichor Wellspring enters the battlefield or is put into a graveyard from the battlefield, draw a card.

{R}, Sacrifice Implement of Combustion: It deals 1 damage to target player or planeswalker. When Implement of Combustion is put into a graveyard from the battlefield, draw a card.

{T}, Sacrifice Lotus Petal: Add one mana of any color.

When Mephitic Draught enters the battlefield or is put into a graveyard from the battlefield, you draw a card and you lose 1 life.

When Mycosynth Wellspring enters the battlefield or is put into a graveyard from the battlefield, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle.

{T}, Sacrifice Nihil Spellbomb: Exile target player's graveyard. When Nihil Spellbomb is put into a graveyard from the battlefield, you may pay {B}. If you do, draw a card.

When Nimblewright Schematic enters the battlefield or is put into a graveyard from the battlefield, create a 1/1 colorless Construct artifact creature token.

{T}, Sacrifice Panic Spellbomb: Target creature can't block this turn. When Panic Spellbomb is put into a graveyard from the battlefield, you may pay {R}. If you do, draw a card.

When Prized Statue enters the battlefield or is put into a graveyard from the battlefield, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Terrarion enters the battlefield tapped. {2}, {T}, Sacrifice Terrarion: Add two mana in any combination of colors. When Terrarion is put into a graveyard from the battlefield, draw a card.

{T}, Sacrifice Tormod's Crypt: Exile target player's graveyard.

{2}: Add one mana of any color. {6}, {T}, Sacrifice Urn of Godfire: Destroy target creature or enchantment.

Sacrifice Welding Jar: Regenerate target artifact.

Sacrifice Blood Pet: Add {B}.

When Greedy Freebooter dies, scry 1 and create a Treasure token. (To scry 1, look at the top card of your library. You may put that card on the bottom. A Treasure token is an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Whenever another creature dies, you may have Hissing Iguanar deal 1 damage to target player or planeswalker.

When Impulsive Pilferer dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.") Encore {3}{R} ({3}{R}, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)

When Myr Moonvessel dies, add {C}.

Flying

When Shambling Ghast dies, choose one — • Brave the Stench — Target creature an opponent controls gets -1/-1 until end of turn. • Search the Body — Create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Defender Whenever Shield Sphere blocks, put a -0/-1 counter on it.

Exile Simian Spirit Guide from your hand: Add {R}.

Sacrifice a Goblin: Add {R}.

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.) Cycling—Pay 2 life. (Pay 2 life, Discard this card: Draw a card.)

{S}: Thermopod gains haste until end of turn. ({S} can be paid with one mana from a snow source.) Sacrifice a creature: Add {R}.

When Voldaren Epicure enters the battlefield, it deals 1 damage to each opponent. Create a Blood token. (It's an artifact with "{1}, {T}, Discard a card, Sacrifice this artifact: Draw a card.")

Whenever you cast a creature spell, Furious Assault deals 1 damage to target player or planeswalker.

As an additional cost to cast this spell, sacrifice a creature. Add X mana in any combination of {B} and/or {R}, where X is the sacrificed creature's mana value.

Add {B}{B}{B}. Threshold — Add {B}{B}{B}{B}{B} instead if seven or more cards are in your graveyard.

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

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

Target creature becomes red and gains haste until end of turn. Draw a card.

As an additional cost to cast this spell, sacrifice a creature. Add {B}{B}{B}{B}.

Add {B}{B}{B}.

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.")

Target creature gains haste until end of turn. Draw a card.

As an additional cost to cast this spell, sacrifice an artifact or creature. Draw two cards and create a Map token. (It's an artifact with "{1}, {T}, Sacrifice this artifact: Target creature you control explores. Activate only as a sorcery.")

Lightning Bolt deals 3 damage to any target.

As an additional cost to cast this spell, sacrifice a creature. Draw two cards. If the sacrificed creature was legendary, draw three cards instead.

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

As an additional cost to cast this spell, sacrifice an artifact or creature. You gain life equal to the sacrificed permanent's mana value. Draw two cards.

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

Exile up to four target cards from a single graveyard. Transmute {1}{B}{B} ({1}{B}{B}, Discard this card: Search your library for a card with the same mana value as this card, reveal it, put it into your hand, then shuffle. Transmute only as a sorcery.)

If you control a Swamp, you may pay 4 life rather than pay this spell's mana cost. Destroy target nonblack creature. It can't be regenerated.

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

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

When Crystal Grotto enters the battlefield, scry 1. {T}: Add {C}. {1}, {T}: Add one mana of any color.

Indestructible {T}: Add {C}.

Drossforge Bridge enters the battlefield tapped. Indestructible {T}: Add {B} or {R}.

{T}: Add {R}.

({T}: Add {R}.)

({T}: Add {B}.)

Destroy target creature that isn't enchanted. It can't be regenerated. Transmute {1}{B}{B} ({1}{B}{B}, Discard this card: Search your library for a card with the same mana value as this card, reveal it, put it into your hand, then shuffle. Transmute only as a sorcery.)

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.)

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.)

As an additional cost to cast this spell, sacrifice a creature. Add {R}{R}{R}.

As an additional cost to cast this spell, sacrifice an artifact. Create three 1/1 red Goblin creature tokens.

You draw two cards and you lose 2 life.

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

Target player draws two cards and loses 2 life.