This page contains Ninja Gaiden Sigma Plus Unlockables for Playstation Vita called "Unlock Ninja Dog difficulty" and has been posted or updated on Apr 15, 2012 by JayJay:). Let us know what you think of this Unlockable by thumbs voting.
- Developer: Team Ninja
- Publisher: Tecmo Koei America Corp.
- Genre: Action Adventure
- Release: Feb 22, 2012
- ESRB: Mature
Unlock Ninja Dog difficulty
To unlock Ninja Dog difficulty you have to die three times during playing the game under nomal difficulty.
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