Is Just Cause™ 3: Multiplayer Mod multiplayer or co-op?

Yes — co-op and PvP. Just Cause™ 3: Multiplayer Mod is a classic & campaign shooter game released in 2017, 78% positive on Steam (2,658 reviews), with 2 playing right now. Free on Steam.

Steam tags: Action, Massively Multiplayer, Open World, Multiplayer, Violent, Shooter, Free to Play, Third-Person Shooter

Do you and a friend both own Just Cause™ 3: Multiplayer Mod?

Ready Up compares two Steam libraries and shows every multiplayer game you both have — including whether Just Cause™ 3: Multiplayer Mod is one of them — then helps you pick tonight's game with a weighted roll or a bracket.

Games like Just Cause™ 3: Multiplayer Mod you can play together

Tired of Just Cause™ 3: Multiplayer Mod? The Swap tab finds the closest unowned games of the same type that are newer or rated higher.

Quick answers

Is Just Cause™ 3: Multiplayer Mod co-op?

Steam's store page doesn't flag a co-op category, but players tag Just Cause™ 3: Multiplayer Mod as co-op.

Does Just Cause™ 3: Multiplayer Mod have PvP?

Yes, Just Cause™ 3: Multiplayer Mod has player-versus-player modes.

How many people play Just Cause™ 3: Multiplayer Mod?

About 2 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; updated 2026-09-09. Powered by Steam — not affiliated with or endorsed by Valve Corporation.