Vampiric Embrace(you and your allies to be healed for 50% of any single target shadowspell damage you deal.) 3 min cd
single target is a not main target . so if you dot pain on more ppl you obtain heal from all for 15 sec.
Shadow Word: Pain, Devouring Plague, Vampiric Touch is a single target shadow spells.
with glyph heal raised next 50% and duration reduced by 5s.
i use vampiric embrance realy only somtime only if i see my group near dead :-)) and . priest have heal from devouring plague and renew.