Ninja Gaiden Sigma 2
51 Achievements
99-121h
PS3
Learned the Art of the Inferno.
Successfully perform the Art of the Inferno Ninpo.
82.8%
How to unlock the Learned the Art of the Inferno. achievement in Ninja Gaiden Sigma 2 - Definitive Guide
After you have picked up the Inferno Ninpo scroll in Chapter 1, press + near an enemy to cast the spell and unlock the trophy.