def self.is_summon?(skill_id)
    skill = $data_skills[skill_id]
    return 0 if skill == nil
    if skill.element_set.include?(17)
      case skill_id
      when 100
        return 4
      else
      when 98
        return 5
      end
    end
    return 0 #if none returned... return 0
  end

 if skill.element_set.include?(17)
      case skill_id
      when 100
        return 36 #<-- Means that when the skill is 100 then add character/enemy
        #36 to the casters team
      end
    end
    return 0 #if none returned... return 0
  end

def self.is_summon?(skill_id)
    skill = $data_skills[skill_id]
    return 0 if skill == nil
    if skill.element_set.include?(17)
      case skill_id
      when 100
        return 4
      when 98
        return 5
      end
    end
    return 0 #if none returned... return 0
  end

case skill_id
when 100 # dans le cas spécifique 100
  return 4
when 98 # dans le cas spécifique 98
  return 5
else # dans tout les autres cas
  return #...
end

 def create_battlers
    $game_system.tactics_actors.clear      <---- C'est la ligne 169 !
    $game_system.tactics_enemies.clear
    $game_system.tactics_neutral.clear
    $game_system.tactics_dead.clear
    #add actors to their starting events
    for battler in $game_party.members
      if @actor_loc.keys.include?(battler.index+1)
        battler.place(@actor_loc[battler.index+1].x, @actor_loc[battler.index+1].y)
        battler.neutral = false if battler.neutral
        battler.damage = nil
        battler.damage_pop = false
        $game_system.tactics_actors.push(battler)
      end
    end

def start_animation(animation, mirror = false, direction = 8)
@direction = direction
@turnable = animation.name.downcase.include?("[turn]")
@updated = false
super(animation, mirror)
end