Whenever Blood Artist or another creature dies, target player loses 1 life and you gain 1 life.

Drowned Catacomb enters the battlefield tapped unless you control an Island or a Swamp.
: Add or to your mana pool.

Darkslick Shores enters the battlefield tapped unless you control two or fewer other lands.
: Add or to your mana pool.

Look at the top three cards of your library, then put them back in any order. You may shuffle your library.
Draw a card.

You may have Phantasmal Image enter the battlefield as a copy of any creature on the battlefield, except it's an Illusion in addition to its other types and it gains "When this creature becomes the target of a spell or ability, sacrifice it."

Diregraf Ghoul enters the battlefield tapped.

Gravecrawler can't block.
You may cast Gravecrawler from you graveyard as long as you control a Zombie.

Geralf's Messenger enters the battlefield tapped.
When Geralf's Messenger enters the battlefield, target opponent loses 2 life.
Undying

As Cavern of Souls enters the battlefield, choose a creature type.
: Add to your mana pool.
: Add one mana of any color to your mana pool. Spend this mana only to cast a creature spell of the chosen type and that spell can't be countered.

Target player sacrifices a creature and loses 1 life.

Target creature gets -1/-1 until end of turn.
Morbid - that creature gets -13/-13 instead if a creature died this turn.

Living Weapon
Equipped creature gets +0/+1 and has "Sacrifice this creature: This creature deals 1 damage to target creature or player."
Equip

CLICK TO TRANSFORM

Flying
: Put a 2/2 black Vampire creature token with flying onto the battlefield.
: Transform Bloodline Keeper. Activate this ability only if you control five or more vampires.

Flying
Other Vampire creatures you control get +2/+2.
: Put a 2/2 black Vampire creature token with flying onto the battlefield.

Intimidate

For each creature, its controller sacrifices it unless he or she pays X life.

Morbid - , Tap two untapped creatures you control : Put a 5/5 black Demon creature token with flying onto the battlefield. Activate this ability only if a creature died this turn.

Sacrifice Fume Spitter : Put a -1/-1 counter on target creature.

( can be paid with either or 2 life.)
Gain control of target creature an opponent controls until end of turn. Untap that creature. It gains haste until end of turn.

Choose one - counter target artifact spell; or return target artifact to its owner's hand.

Target creature gains undying until end of turn.

Target opponent reveals his or her hand. You choose a card from it with converted mana cost 4 or greater and exile that card.

, Sacrifice Nihil Spellbomb: Exile all cards from target player's graveyard.
When Nihil Spellbomb is put into a graveyard from the battlefield, you may pay . If you do, draw a card.