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.

When Candy Trail enters the battlefield, scry 2. {2}, {T}, Sacrifice Candy Trail: You gain 3 life and draw a card.

{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.

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

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

Whenever you cast an artifact spell, you may put a charge counter on Golem Foundry. Remove three charge counters from Golem Foundry: Create a 3/3 colorless Golem artifact creature token.

When Myr Retriever dies, return another target artifact card from your graveyard to your hand.

As an additional cost to cast this spell, sacrifice a land. Search your library for a land card, put that card onto the battlefield, then shuffle.

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.")

Bargain (You may sacrifice an artifact, enchantment, or token as you cast this spell.) If this spell was bargained, look at the top four cards of your library, then put up to two of them back on top of your library in any order and the rest into your graveyard. You draw two cards and you lose 2 life.

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

({T}: Add {G}.)

Polluted Mire enters the battlefield tapped. {T}: Add {B}. Cycling {2} ({2}, Discard this card: Draw a card.)

({T}: Add {B}.)

{T}: Add {C}. If you control an Urza's Power-Plant and an Urza's Tower, add {C}{C} instead.

{T}: Add {C}. If you control an Urza's Mine and an Urza's Tower, add {C}{C} instead.

Destroy target artifact. Flashback {G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

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

Whenever an artifact is put into a graveyard from the battlefield, you may gain 5 life.

Sacrifice an artifact: Krark-Clan Shaman deals 1 damage to each creature without flying.

{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.

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

Choose one — • Destroy target artifact. • Destroy target creature with defender. • Smash to Dust deals 1 damage to each creature your opponents control.

{1}, {T}, Sacrifice Chromatic Sphere: Add one mana of any color. Draw a card.

{T}: Add {C}. {3}, {T}, Sacrifice Haunted Fengraf: Return a creature card at random from your graveyard to your hand.

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

Whenever a creature enters the battlefield under your control, Impact Tremors deals 1 damage to each opponent.