That is im going for :
and im doing(trying) it like that way :
Imgur: The magic of the Internet and
Imgur: The magic of the Internet
the sword has 2 seperated mesh . one of them is at steel side of sword for to be effect . other one is whole sword mesh .
Am i doing wrongly or missing something ? because i cant get any good result 
im new and dont know much about material domain or blend modes . it might effect also but just i dont know