Fade Away

For each creature, its controller sacrifices a permanent of their choice unless they pay {1}.

Ichor Wellspring

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

Hatching Plans

When Hatching Plans is put into a graveyard from the battlefield, draw three cards.

Claws of Gix

{1}, Sacrifice a permanent: You gain 1 life.

Perilous Research

Draw two cards, then sacrifice a permanent.

Mightstone's Animation

Enchant artifact
When Mightstone's Animation enters, draw a card.
Enchanted artifact is a creature with base power and toughness 4/4 in addition to its other types.

Darksteel Relic

Indestructible (Effects that say "destroy" don't destroy this artifact.)

Souls of the Lost

As an additional cost to cast this spell, discard a card or sacrifice a permanent.
Fathomless descent — Souls of the Lost's power is equal to the number of permanent cards in your graveyard and its toughness is equal to that number plus 1.

Crack the Earth

Each player sacrifices a permanent of their choice.

Innocent Blood

Each player sacrifices a creature of their choice.

Tezzeret's Touch

Enchant artifact
Enchanted artifact is a creature with base power and toughness 5/5 in addition to its other types.
When enchanted artifact is put into a graveyard, return that card to its owner's hand.

Zoetic Glyph

Enchant artifact
Enchanted artifact is a Golem creature with base power and toughness 5/4 in addition to its other types.
When Zoetic Glyph is put into a graveyard from the battlefield, discover 3.

Ensoul Artifact

Enchant artifact
Enchanted artifact is a creature with base power and toughness 5/5 in addition to its other types.