Headquarters: Cold War co-op

·1 platform·Strategy

Where to buy

Co-op support

3 of 6 modes

Headquarters: Cold War has online co-op on PC. Split-screen works on every platform it released on.

Online Co-op

Play together over the internet

Local Co-op

Same device, shared session

Split-screen

One screen, divided per player

Headquarters: Cold War co-op support by platform
Platform	Online	Couch	Split-screen	LAN	Drop-in	Campaign	Online max	Local max
PC							–	–

supportednot supportedVerified against Steam store categories and Co-Optimus

Not supported/LAN Play · Drop-in / Drop-out · Campaign Co-op

About

Developed by Starni Games and published by Slitherine, Headquarters: Cold War is a strategy / turn-based strategy (tbs) game released on Mar 19, 2026.

Details

ReleasedMar 19, 2026

DeveloperStarni Games

PublisherSlitherine

Age rating—

Players—

Steam reviews76% of 37 · Mostly Positive

Available on

PC3 of 6

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