
Prior to starting a co-op missions, each player selects a commander to use. These missions differ from the usual base-building and squadron combat in the main campaign and multiplayer modes.

The "Arcade" mode allows for user submitted maps/creations, which may support up to eight players total.Ĭo-Op Missions: Up to two players, online, can team up to take on special co-op missions. These options can be found under the "Custom" tab in-game. Players can also work together and control the same army against A.I. Each player controls and manages their own army.

As of November 14, 2017, all of the co-op can be played for free without purchasing any of the campaigns, with one caveat (noted below) for the Co-Op Missions.Ĭustom Matches (i.e., Multiplayer Comp Stomp): Up to four players can join up online in a team battle against A.I.

Co-op in Starcraft II is divided into two modes: Multiplayer "comp stomp" against A.I.
