Herald of Soth

Lifelink, Trample, Teleport (Whenever this creature would die, you may pay 2 life. If you do put this creature into The Realm.)
Whenever an Otherworldly you control leaves the battlefield, you may gain three life.

Sacrifice the Living-Whenever a creature you control is put into The Realm, you may return target creature card from your Graveyard to the battlefield.

Blood Ritual-You may pay creature spells from your hand wth your lifepoints equal to their mana costs.