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Is Cozy Blocks: Undersea Adventure multiplayer or co-op?

Yes — PvP, plus local/split-screen. Cozy Blocks: Undersea Adventure is a action-adventure game released in 2021, 100% positive on Steam (7 reviews). $6.99 on Steam.

PvPLocal / split-screenSingle-player tooAction-adventure · Action-adventure

A relaxing 3D puzzle game with a block placing mechanic to play solo or with friends in Multiplayer mode! Use…

Steam tags: Cartoon, Singleplayer, Split Screen, Female Protagonist, Cozy, Puzzle, Relaxing, Logic

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Quick answers

Is Cozy Blocks: Undersea Adventure co-op?
Cozy Blocks: Undersea Adventure does not list co-op on Steam; it has PvP, Local / split-screen, Single-player too.
Does Cozy Blocks: Undersea Adventure have PvP?
Yes, Cozy Blocks: Undersea Adventure has player-versus-player modes.
How many people play Cozy Blocks: Undersea Adventure?
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 2026-09-09. Powered by Steam — not affiliated with or endorsed by Valve Corporation or Microsoft. How the data works · Legal & privacy · All types · Game Pass