Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

Delirium— Whenever a permanent an opponent controls is put into a graveyard from the battlefield, if there are four or more card types among cards in your graveyard, transform Vampire Devotee. If you don't transform Vampire devotee this way, instead put a +1/+1 counter on it.

Lifelink

Annihilator 4 (Whenever this creature attacks, defending player sacrifices four permanents.)

Whenever a permanent an opponent control is put into a graveyard from the battlefield, put a +1/+1 counter on Vampiric Eldrazi.