Act 2 of Ninja Gaiden Ragebound introduces the Black Spider Clan Kunoichi Komuri, who wields throwing weapons.

Crystal Skulls are hidden throughout Ninja Gaiden Ragebound's levels, often hidden away in hard-to-spot and hard-to-reach ...

Crystal Skull 18 is found not long after you encounter the first save point in Chapter 10. After crossing through the short indoor section, you'll come across a street that is littered with mines.