The “Ninja Gaiden” series is respected and beloved across the entire gaming world, and has sold 6.8 million units in total. In this collection, the three titles from the series which are included are: NINJA GAIDEN Sigma (released in 2007), NINJA GAIDEN Sigma 2 (released in 2009), and NINJA GAIDEN… Summary: IGDB
Mind Score
Fair to the playerAge · PEGI 18
Respect
92
Stimulation
lively
Has an endingStop anytime
What it exercises
Perseverance: very hard, but fair
- Steam tag “Difficult” (50 votes)
Story and reading
- Steam tag “Story Rich” (9 votes)
Medium confidence · 28 Sept 2026 · Rules-based estimate from the Steam store, player reviews and PEGI/ESRB descriptors. Not a substitute for the official rating or your own judgement. Tap a label to see the evidence.