Shadow Man: Remastered is a complete overhaul of the classic game with restored, previously cut content. It adds three new levels: Summer Camp, Florida; Salvage Yard, Mojave Desert; and Asylum Station 2 – Experimentation Rooms.

The remaster includes new audio from original composer Tim Haywood, with remastered music and SFX, new music and SFX for the restored levels, and restored cut or unused voice dialog. It also adds art updates such as switchable original and high-resolution textures, HD textures for all levels and objects, HD HUD and inventory icons, restored unused animations, and restored cut or censored models.

Gameplay improvements include a new weapon wheel, improved controls, auto targeting, tweaked AI, rearranged levels, and fixes across the game, including localization updates for English, French, German, Spanish, and Italian. New weapons, enemies, rendering improvements, post-processing effects, and all secrets from the N64, Dreamcast, and PC versions are also included.