Night of Souls' Betrayal

Deathreap Ritual

Morbid — At the beginning of each end step, if a creature died this turn, you may draw a card.

Pestilence

At the beginning of the end step, if no creatures are on the battlefield, sacrifice Pestilence.
{B}: Pestilence deals 1 damage to each creature and each player.

Kaervek, the Spiteful

Tree of Perdition

Defender
{T}: Exchange target opponent's life total with Tree of Perdition's toughness.

Vhati il-Dal

{T}: Until end of turn, target creature has base power 1 or base toughness 1.