class Game_Battler
    def calculate_slip_damage
    if slip_damage? and @hp > 0
      @hp_damage = apply_variance(maxhp / 10, 10)
      @hp_damage = @hp - 1 if @hp_damage >= @hp
      self.hp -= @hp_damage
      return @hp_damage
    end
    return 0
  end
end

class Scene_Battle
  #--------------------------------------------------------------------------
  # overwrite turn end
  #--------------------------------------------------------------------------
  def turn_end
    if YE::REDUX::BATTLE::COMMON_EVENT_TURN_CLOSE != nil
      $game_temp.common_event_id = YE::REDUX::BATTLE::COMMON_EVENT_TURN_CLOSE
    end
    $game_troop.turn_ending = true
    $game_party.members.each do |member|
      damage = member.calculate_slip_damage
      display_hp_damage(member) if damage > 0
    end
    $game_troop.members.each do |member|
      damage = member.calculate_slip_damage
      display_hp_damage(member)  if damage > 0
    end
    #$game_party.slip_damage_effect
    #$game_troop.slip_damage_effect
    $game_party.do_auto_recovery
    $game_troop.preemptive = false
    $game_troop.surprise = false
    process_battle_event
    $game_troop.turn_ending = false
    start_party_command_selection
  end
end