Old Ninja : UnderWorld

Old Ninja: Underworld is a 2D pixel-art Metroidvania action game where an aging ninja explores a chaotic underground world. Battle through a bizarre mix of enemies with no apparent connection, strengthen your ninja, and challenge the boss lurking deep below.

Developer: Waterfall Studio.

Tags: Action, Adventure, Metroidvania, 2D.

Steam reviews: 2 user reviews (0% of 2).

Price: $2.99.

Released 2025-09-19.

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