Tokyo Underground Killer

Dive into the neon-drenched deep underground of Tokyo as Kobayashi, a deadly assassin who harnesses the power of blood energy. Use your sword, mystical abilities and powerful weapons to assassinate highly dangerous maniacs and stop the invasion of the brutal Flatliners terrorizing Tokyo.

Developer: Phoenix Game Productions. Publisher: 3DM Games.

Tags: Solo, Action, Shooter, 3D.

Steam reviews: Mostly Positive (79% of 52).

Price: $9.99.

Released 2025-09-04.

Last updated 2025-12-19.

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