Verified Overview
Halloween: The Game Crossplay Status and Party Fix
Halloween: The Game crossplay is confirmed for matchmaking and parties. See the Patch 1.0.1 party fix, Xbox-scoped labels, and current evidence limits.
The short version
Quick answer
Official Patch 1.0.1 notes confirm that Halloween: The Game uses cross-play matchmaking and cross-play parties. The selected official sources do not provide a complete platform matrix, account requirement, invite flow, or settings guide, so those details are intentionally omitted here.
What is confirmed
The official Patch 1.0.1 launch notes explicitly refer to both cross-play matchmaking and cross-play parties. This confirms that cross-play is part of the multiplayer service described by the developer.
Patch 1.0.1 fixed a problem affecting cross-play party members. The patch notes say party members should follow their leader into the matchmade lobby instead of being removed from the party or returned to the main menu.
The Xbox store listing separately labels the game with Xbox cross-platform multiplayer and Xbox cross-platform co-op capabilities. Those are Xbox-scoped storefront labels, not a complete list of every platform pairing supported by the game.
What is not yet confirmed
Current official material does not list every supported platform or explain account requirements, the exact invite flow, settings or toggle behavior, or platform-specific troubleshooting. Details pending verification include universal platform support and any setup requirements beyond the confirmed matchmaking, party, and Xbox-listing statements.
Evidence log