/// \brief Indicates that the player is not allowed to join a team.
const int TEAM_NOT_ALLOWED = -1;
-.float team_forced; // can be a team number to force a team, or 0 for default action, or -1 for forced spectator
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.int m_team_balance_state; ///< Holds the state of the team balance entity.
.entity m_team_balance_team[NUM_TEAMS]; ///< ???