this is a from software boss from the game bloodborne  
it has eldritch abilities
it is from the Depths of the Yharnam chalice dungeon  
it will speak in unknown ancient language 
its hair can be used as a weapon it has long range
it is extremely fast it will act as if its slow to catch their enemies 
it will use unnatural movement 
it has a boss health bar
it will not give up until death
if killed it will drop insight and a legendary weapon
it has a second phase after death