public function addPersonnage(Personnage $perso)
 {
     $req = $this->bdd->prepare('INSERT INTO Personnages_v2
                                          SET nom    = :nom,
                                              type   = :type
                                ');
     // prepare INSERT request
     $req->bindValue(':nom', $perso->getNom(), PDO::PARAM_STR);
     // Assign Value Personnage
     $req->bindValue(':type', $perso->getType(), PDO::PARAM_STR);
     // Assign Value Type
     $req->execute();
     // execute request
     // hydrate personnage with id and degats - initial = 0
     $perso->hydrate(['id' => $this->bdd->lastInsertId(), 'degats' => 0, 'atout' => 0]);
     $req->closeCursor();
     // close request
 }