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Barcelona made just one change to the side which scored eight goals against Cordoba in La Liga on Saturday.
Luis Suarez scored a hat-trick as Luis Enrique's side warmed up for European action in emphatic style and keeps his place alongside an unchanged outfield.
Goalkeeper Marc-Andre ter Stegen, who only features in the Champions League, was the solitary introduction as Claudio Bravo drops out.
Former Arsenal defender Thomas Vermaelen is named among the substitutes.
Meanwhile, Bayern made seven changes to the side beaten by Bayer Leverkusen in the Bundesliga on Saturday.
With the German title wrapped up, Pep Guardiola rested key players in the domestic fixture with one eye on today's Champions League semi-final.
Robert Lewandowski returns despite his broken jaw. The Poland international will wear a face mask and comes back into the side while Xabi Alonso, Thomas Muller and Jerome Boateng are also among those who return.
Barcelona: ter Stegen, Dani Alves, Pique, Mascherano, Jordi Alba, Rakitic, Busquets, Iniesta, Messi, Suarez, Neymar.
Subs: Bravo, Xavi, Pedro, Rafinha, Bartra, Adriano, Vermaelen.
Bayern Munich: Neuer, Rafinha, Benatia, Boateng, Bernat, Alonso, Muller, Lahm, Schweinsteiger, Thiago, Lewandowski.
Subs: Reina, Dante, Javi Martinez, Pizarro, Gaudino, Gotze, Weiser.
