Is ONE PIECE: PIRATE WARRIORS 4 co-op?

Steam's store page doesn't flag a co-op category, but players tag ONE PIECE: PIRATE WARRIORS 4 as co-op.

Does ONE PIECE: PIRATE WARRIORS 4 have PvP?

Yes, ONE PIECE: PIRATE WARRIORS 4 has player-versus-player modes.

Do we both need to own ONE PIECE: PIRATE WARRIORS 4 to play together?

Yes. ONE PIECE: PIRATE WARRIORS 4 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 ONE PIECE: PIRATE WARRIORS 4?

About 191 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 › Fighting › Fighting game

Is ONE PIECE: PIRATE WARRIORS 4 multiplayer or co-op?

Yes — co-op and PvP. ONE PIECE: PIRATE WARRIORS 4 is a fighting game game released in 2023, 92% positive on Steam (19,980 reviews), with 191 playing right now. $7.99 on Steam.

PvPSingle-player tooFighting · Fighting game

ONE PIECE: PIRATE WARRIORS 4 is the latest evolution of PIRATE WARRIORS action! Based on the concept of "experiencing a real ONE PIECE battlefield," buildings…

How ONE PIECE: PIRATE WARRIORS 4 plays with friends, according to Steam

Online co-op: Not listed on Steam
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: Anime, Hack and Slash, Beat 'em up, Pirates, Fighting, Split Screen, Action, PvP

Do you and a friend both own ONE PIECE: PIRATE WARRIORS 4?

Ready Up compares two Steam libraries and shows every multiplayer game you both have — including whether ONE PIECE: PIRATE WARRIORS 4 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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GUILTY GEAR -STRIVE-

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Granblue Fantasy Versus: Rising

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Tired of ONE PIECE: PIRATE WARRIORS 4? The Swap tab finds the closest unowned games of the same type that are newer or rated higher.

Quick answers

Is ONE PIECE: PIRATE WARRIORS 4 co-op?: Steam's store page doesn't flag a co-op category, but players tag ONE PIECE: PIRATE WARRIORS 4 as co-op.
Does ONE PIECE: PIRATE WARRIORS 4 have PvP?: Yes, ONE PIECE: PIRATE WARRIORS 4 has player-versus-player modes.
Do we both need to own ONE PIECE: PIRATE WARRIORS 4 to play together?: Yes. ONE PIECE: PIRATE WARRIORS 4 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 ONE PIECE: PIRATE WARRIORS 4?: About 191 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