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Is System Shock® 2 (1999) (Steam app 336390) multiplayer or co-op?

Yes — co-op. System Shock® 2 (1999) is a horror game released in 2013, 94% positive on Steam (4,687 reviews). price varies on Steam.

Co-opSingle-player tooHorror · Horror

"Remember, it is my will that guided you here. It is my will that gave you your cybernetic implants, the only beauty in that meat you call a body. If you value…

How System Shock® 2 (1999) plays with friends, according to Steam

Online co-op
Not listed on Steam
Local / split-screen co-op
Not listed on Steam
Online PvP
Not listed on Steam
LAN play
Not listed on Steam
Single-player mode
Yes

Steam's own category list for the game, as of 2026-09-09. "Not listed" means the store page does not claim that mode; community mods or Remote Play can still add it.

Steam tags: Cyberpunk, RPG, Horror, Sci-fi, Classic, FPS, Survival Horror, Masterpiece

Do you and a friend both own System Shock® 2 (1999)?

Ready Up compares two Steam libraries and shows every multiplayer game you both have — including whether System Shock® 2 (1999) is one of them — then helps you pick tonight's game with a weighted roll or a bracket.

Do you and a friend both own System Shock® 2 (1999)?Free, no login — uses public Steam profiles.

Or open the Steam store page.

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Tired of System Shock® 2 (1999)? The Swap tab finds the closest unowned games of the same type that are newer or rated higher.

Quick answers

Is System Shock® 2 (1999) co-op?
Yes, System Shock® 2 (1999) supports co-op.
Does System Shock® 2 (1999) have PvP?
Steam does not list PvP for System Shock® 2 (1999).
Do we both need to own System Shock® 2 (1999) to play together?
Yes. System Shock® 2 (1999) is played online, so each player needs their own copy on their own Steam account (or PC Game Pass where it is offered). Steam Families can share a library, but two people cannot play the same shared game at the same time.
How many people play System Shock® 2 (1999)?
Player counts were not available when this page was built.

Ready Up is a free tool: enter two Steam usernames and it lists the multiplayer games you both own, runs a bracket to pick one, and suggests new co-op games that fit how you both play. Ratings, tags and player counts from Steam and SteamSpy; page updated 2026-09-23. Powered by Steam — not affiliated with or endorsed by Valve Corporation or Microsoft. Ready Up is a Somebody Decide program. How the data works · Legal & privacy · All types · Game Pass