Lisandro Martinez will miss Manchester United’s Europa League knockout play-off first leg against Barcelona this week due to suspension.
The defender picked up three yellow cards during the group stages and as a result will sit out Wednesday's first leg. He will be available for the Old Trafford return next week.
UEFA rules also state that from the group stage on, those with three yellow cards will be suspended again for every odd number of bookings they pick up - fifth, seventh and so on.
Yellow cards are wiped after the quarter-final stage. READ MORE: Erik ten Hag reveals talks with Garnacho before goal vs Leeds Cautions carry across all UEFA competitions, meaning January arrival Marcel Sabitzer is also banned for the trip to Spain.
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