·3 platforms·Indie
Co-op support
1 of 6 modesPortentum has online co-op on all 3 platforms. There is no split-screen on any platform.
Online Co-op
Play together over the internet
| Platform | Online | Couch | Split-screen | LAN | Drop-in | Campaign | Online max | Local max |
|---|---|---|---|---|---|---|---|---|
 | – | – | ||||||
 | – | – | ||||||
 | – | – |
supportednot supportedVerified against Steam store categories and Co-Optimus
Not supported/Local Co-op · Split-screen · LAN Play · Drop-in / Drop-out · Campaign Co-op
About
Developed by Snowfall Games, Portentum is an indie / strategy game released on Oct 28, 2026 across 3 platforms.
