Already posted this just recently
http://vboards.stratics.com/showthread.php?t=142020
and the damage boost is not like regular slayer.... its 25%
Wraith Form (transformation)
* Caster receives ability to walk through people in Felucca without losing stamina/being revealed.
* Caster receives the ability to truely (unlike weapons with "Hit Mana Leech") leech mana from a target.
* Caster receives immunity to bleed attacks due to being undead.
* Caster receives the ability to cast the magery spell "Recall" 100% of the time if he has reagents.
* Caster receives +15 physical resist.
* Caster receives +25% damage from "Undead Slayers".
* Caster receives -5 fire resist.
* Caster receives -5 energy resist.
* Duration is permanent until death or a transformation spell is cast.
Vampiric Embrace (transformation)
* Caster receives 20% life drain on every hit.
* Caster receives immunity to poison levels 1-4.
* Caster receives "Mana Regeneration 2" (?).
* Caster receives "Stamina Regeneration 10" (?).
* Caster receives +25% damage from "Undead Slayers".
* Caster receives -25 fire resist.
* Caster is damage when casting a spell consuming garlic (17-23 damage) and cannot drink garlic based (cure) potions (note: "consuming garlic" means that lower reagent cost will prevent this damage).
* Duration is permanent until death or a transformation spell is cast.