#--------------------------------------------------------------------------
  # * Create Group ID for Troop Encountered
  #--------------------------------------------------------------------------
  def make_encounter_troop_id
    encounter_list = $game_map.encounter_list.clone
    for area in $data_areas.values
      encounter_list += area.encounter_list if in_area?(area)
    end
    if encounter_list.empty?
      make_encounter_count
      return 0
    end
    return encounter_list[rand(encounter_list.size)]
  end