Looks like he got a ninja buff. We did him tonight and he cast these to attacks now.
Black Fang begins casting Infected Claws.
Decrease Hitpoints by 105185 per tick.
Max: None. Calculates to current max level
Decrease Stats by 400
Black Fang begins casting Infected Bite.
Improved Spell Effect: Infection Explosion
Infection Explosion
Cap Hitpoints (90%)
Decrease Hitpoints by 100150 per tick.
Max: None. Calculates to current max level