Is Serious Sam II co-op?

Yes, Serious Sam II supports co-op.

Does Serious Sam II have PvP?

Yes, Serious Sam II has player-versus-player modes.

Do we both need to own Serious Sam II to play together?

Yes. Serious Sam II 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 Serious Sam II?

About 61 players were in-game when this page's data was last refreshed (2026-09-09).

Ready Up — what game do we play?Compare two Steam libraries →

Multiplayer games › Shooter › Co-op shooter

Is Serious Sam II multiplayer or co-op?

Yes — co-op and PvP. Serious Sam II is a co-op shooter game released in 2012, 90% positive on Steam (12,668 reviews), with 61 playing right now. $0.99 on Steam.

Co-opPvPSingle-player tooShooter · Co-op shooter

Serious Sam II is a shot of adrenaline to the hearts of first-person shooter fans across the world. This is serious!

How Serious Sam II plays with friends, according to Steam

Online co-op: Yes
Local / split-screen co-op: Not listed on Steam
Online PvP: Yes
LAN play: Not listed on Steam
Single-player mode: Yes
Controller: Partial controller support

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: Action, FPS, Co-op, Comedy, Multiplayer, Shooter, First-Person, Gore

Do you and a friend both own Serious Sam II?

Ready Up compares two Steam libraries and shows every multiplayer game you both have — including whether Serious Sam II is one of them — then helps you pick tonight's game with a weighted roll or a bracket.

Or open the Steam store page.

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Tired of Serious Sam II? The Swap tab finds the closest unowned games of the same type that are newer or rated higher.

Quick answers

Is Serious Sam II co-op?: Yes, Serious Sam II supports co-op.
Does Serious Sam II have PvP?: Yes, Serious Sam II has player-versus-player modes.
Do we both need to own Serious Sam II to play together?: Yes. Serious Sam II 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 Serious Sam II?: About 61 players were in-game when this page's data was last refreshed (2026-09-09).

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