Manchester United marked their Champions League return with a 4-0 rout of Sabah on Thursday, with Matheus Cunha, Bruno Fernandes, Benjamin Sesko and Lisandro Martinez scoring. Bayern Munich thrashed Bodo/Glimt 5-0 as Ballon d'Or nominees Michael Olise struck twice and Harry Kane scored, while Cesc Fabregas's Como impressed on their competition debut.