This page contains Ninja Gaiden Sigma Unlockables for Playstation 3 called "Difficulties" and has been posted or updated on Jun 28, 2007 by Forgiven. Let us know what you think of this Unlockable by thumbs voting.
When you beat the game on any difficulty, you unlock a higher difficulty:
|Unlockable:||How to Unlock:|
|Hard||Beat the game on Normal|
|Master Ninja||Beat the game on Very Hard|
|Ninja Dog||Die 3 times|
|Very Hard||Beat the game on Hard|
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