Is Supreme Ruler The Great War multiplayer or co-op?

Yes — PvP. Supreme Ruler The Great War is a real-time strategy game released in 2017, 64% positive on Steam (115 reviews), with 3 playing right now. price varies on Steam.

Steam tags: World War I, Hex Grid, Alternate History, RTS, Politics, Grand Strategy, Historical, Wargame

Do you and a friend both own Supreme Ruler The Great War?

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

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Games like Supreme Ruler The Great War you can play together

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Quick answers

Is Supreme Ruler The Great War co-op?

Supreme Ruler The Great War does not list co-op on Steam; it has PvP, Single-player too.

Does Supreme Ruler The Great War have PvP?

Yes, Supreme Ruler The Great War has player-versus-player modes.

How many people play Supreme Ruler The Great War?

About 3 players were in-game when this page was built (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 2026-09-09. Powered by Steam — not affiliated with or endorsed by Valve Corporation or Microsoft. How the data works · Legal & privacy · All types · Game Pass