Two Nephilim fighting together in an official Crimson Moon screenshot

Multiplayer guide

Crimson Moon co-op explained

Crusade alone or bring one friend. Here is what ProbablyMonsters has confirmed—and what remains unanswered—about online co-op, shared lives, crossplay, matchmaking, and local play.

Verified against official sources · August 13, 2026

Confirmed features

How co-op works

The official pitch treats a second player as an amplifier, not a requirement.

One or two players

Official material presents Crimson Moon missions and runs for solo players or a two-player online party. PlayStation lists one player locally and up to two players online; Steam lists both single-player and online co-op. No three- or four-player squad mode is advertised.

A shared Life Pool

During a run, partners draw from the same limited pool of lives. A teammate can resurrect the fallen, but repeated deaths still consume the group resource. This makes survival a shared decision rather than two completely separate runs.

Build synergy

The build system is designed to let two Nephilim complement each other. Gear, Weapon Arts, Boons, Angels, and temporary powers can create pairings that are more effective together. Exact meta combinations should wait for hands-on testing.

Dynamic challenge

ProbablyMonsters says difficulty scaling and enemy composition adapt so missions feel appropriate whether you play alone or with a friend. The precise formula is not public, so claims about enemy health multipliers would be speculation.

A Nephilim using an angelic power in Crimson Moon
Official Crimson Moon screenshot. Angelic transformations and temporary powers are part of the build system used in solo and co-op runs. © ProbablyMonsters.

Playing with a friend

Can you play the whole game together?

The broad co-op promise is clear; the boundaries of campaign progress are not yet fully documented.

ProbablyMonsters repeatedly describes Crimson Moon as a game you can play solo or with a friend, and the official store copy places co-op inside the core mission pitch rather than describing it as a separate side mode. That supports the expectation that two players can share hunts through Gildenarch. It does not yet prove that every tutorial, story transition, hub interaction, or future mode accepts a partner.

The official material also has not shown the complete joining process. We do not yet know whether a player creates a persistent lobby, sends a platform invite before selecting a Ward, allows drop-in joining after a mission begins, or relies on a separate party screen. Random matchmaking remains a different question from direct friend invites, and neither flow should be invented before it is demonstrated.

Progress and rewards

What do the host and guest keep?

The shared Life Pool confirms that partners share part of the run state, but it does not automatically mean story credit, purified equipment, mission unlocks, or every loot drop are shared identically. The team has confirmed permanent gear and broader progression at the game level; it has not published a host-versus-guest rules table. Until that appears, both mission credit and loot ownership remain Unknown.

Cross-progression is separate from co-op and crossplay. A game can let two platforms play together without moving the same save between those platforms. No first-party page checked for this update clearly confirms account linking, cross-save, or cross-progression.

Status check

Crossplay, matchmaking, and local co-op

These are among the most-searched questions, but a useful guide must not turn demand into an invented answer.

FeatureStatusWhat we know
Single-playerConfirmedThe complete core experience is advertised for solo play.
Two-player online co-opConfirmedOne host/player plus one online partner.
Shared Life Pool and revivesConfirmedPartners share lives and can resurrect the fallen while resources remain.
Dynamic co-op scalingConfirmedDifficulty and enemy composition adapt to the party.
PS5 online requirementConfirmedPlayStation says PS Plus is required for online play; solo play is optional offline/without co-op.
Every campaign activity in co-opUnconfirmedRuns are marketed for co-op, but every tutorial, story step, hub activity, and mode is not documented.
Friend invite / drop-in flowUnconfirmedNo verified lobby, invite, join-in-progress, or host-flow explanation yet.
Host and guest progressionUnconfirmedMission credit, unlocks, and story progression for the guest are not fully explained.
Shared or individual lootUnconfirmedDrop ownership and purification rules for partners are not published.
Full crossplayUnconfirmedNo clear official statement confirming PS5 ↔ Xbox ↔ PC combinations.
Cross-save / cross-progressionUnconfirmedNo confirmed save transfer between PC, PS5, and Xbox Series X|S.
Random matchmakingUnconfirmedNo verified description of public lobbies or partner search.
Couch co-op / split screenUnconfirmedOfficial listings specify online co-op, not local multiplayer.

Source note: Player count and optional online play are verified against the official Steam, PlayStation, Xbox, and ProbablyMonsters pages. Unknown features were last checked August 13, 2026.

Questions players ask

Crimson Moon multiplayer FAQ

Is Crimson Moon co-op?

Yes. Crimson Moon supports optional two-player online co-op. You can also play alone.

How many players can play Crimson Moon?

The confirmed maximum is two online players. It is not advertised as a four-player co-op game.

Is co-op required?

No. Official store descriptions explicitly support single-player and describe online co-op as optional.

Does Crimson Moon have crossplay?

Full PS5, Xbox Series X|S and PC crossplay has not been clearly confirmed in the official sources checked on August 13, 2026.

Does Crimson Moon have matchmaking?

Matchmaking has not been clearly confirmed. Do not assume random-player matchmaking until ProbablyMonsters publishes details.

Does Crimson Moon have couch co-op or split screen?

Only online co-op is confirmed. Local co-op and split-screen support are currently unconfirmed.

Can you play the whole Crimson Moon campaign in co-op?

Official material presents runs and missions as playable solo or in two-player co-op, but it has not clearly documented whether every story beat, tutorial, hub activity, and game mode supports a partner.

How do you invite a friend in Crimson Moon?

The exact party, lobby, invite, and join flow has not been published in the official sources checked on August 13, 2026.

Do both co-op players keep story progress and loot?

Host and guest progression, mission credit, loot ownership, and purification behavior have not yet been explained in enough detail to give a confirmed answer.

Does Crimson Moon support cross-save or cross-progression?

Cross-save and cross-progression have not been clearly confirmed for PC, PS5, or Xbox Series X|S.