Intimidate

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

Diregraf Ghoul enters the battlefield tapped.

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

( may be paid for with either or 2 life.)
, , Sacrifice a creature: Search your library for a creature card with converted mana cost equal to 1 plus the sacrificed creature's converted mana cost, put that card onto the battlefield, then shuffle your library. Activate this ability only any time you could cast a sorcery.

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

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

Woodland Cemetery enters the battlefield tapped unless you control a Swamp or a Forest.
: Add or to your mana pool.

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

Dragonskull Summit enters the battlefield tapped unless you control a Swamp or a Mountain.
: Add or to your mana pool.

Destroy target nonartifact creature.

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

( can be paid with either or 2 life.)
You may have Phyrexian Metamorph enter the battlefield as a copy of any artifact or creature on the battlefield, except it's an artifact in addition to its other types.

When Manic Vandal enters the battlefield, destroy target artifact.

Trample
Whenever a source deals damage to Phyrexian Obliterator, that source's controller sacrifices that many permanents.

Flying, haste
Sacrifice a creature: Falkenrath Aristocrat is indestructible this turn. If the sacrificed creature was a Human, put a +1/+1 counter on Falkenrath Aristocrat.

Haste
When Zealous Conscripts enters the battlefield, untap target permanent and gain control of it until end of turn. It gains haste until end of turn.

, 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.

( 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.

Destroy target nonblack creature.

: Put a charge counter on Ratchet Bomb.
, Sacrifice Ratchet Bomb : Destroy each nonland permanent with converted mana cost equal to the number of charge counters on Ratchet Bomb.