The Bundesliga champions made light work of Chelsea in the round of 16, beating the English outfit 7-1 on aggregate to ensure that they would be present in the last eight.
Barca are Bayern's opponents in the next round as two of the biggest sides in Europe prepared to lock horns, before a potential semi-final against either Manchester City or Lyon.
Here, Sports Mole looks at how the German side could line up in Portugal.
Bayern had concerns over the fitness of Jerome Boateng and Kingsley Coman, with the latter missing out against Chelsea due to a muscular problem, while the former was taken off against the Blues with a thigh issue.
Philippe Coutinho - available to face his parent club - and Javi Martinez are both pushing for starts, but it seems unlikely that head coach Hansi Flick will make many alterations from the side that comfortably dispatched Chelsea in the round of 16, with Alphonso Davies also set to start despite missing Wednesday's training session as a precaution.