Two (local split-screen) can join up and see how long they can hold out against the incoming hordes.
Monster Outbreak is a wave defence game at its core. You start with a resource building and gathering phase, followed by a wave of monster combat. How you do it is up to you, but you need to craft and build your tools:
This page contains co-op info for Monster Outbreak on the Nintendo Switch. All information about Monster Outbreak was correct at the time of posting. Information is subject to change. If you see any errors please email us.