| App Type | game |
| Release Date | Sep 19, 2025 |
| Details Last Modified | May 18, 2026 (4 months ago) |
| Developer | Waterfall Studio |
| Publisher | Waterfall Studio |
| Genres | Action, Adventure, Indie |
| Supported Systems |
Game position in Steam's global top wishlist across the selected period.
No data available for the selected period.
Model-based estimate of the game's cumulative wishlist count over time, projected from its top-wishlist rank.
No data available for the selected period.
Games that cite this title in their More Like This section.
Game price changes across the selected period.
No data available for the selected period.
| Windows |
| Price | $2.99 |
| Required Age | 0+ |
| Packages | 1 |
| Support Email | my.waterfall.studio@gmail.com |
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.
Camera ComfortCustom Volume Controls
Family Sharing
Partial Controller SupportPlayable without Timed Input
Single-player