Marvin Compper calls time on his career as Celtic flop has new job lined up
Marvin Compper has retired from football and sealed an instant coaching role at German third tier side Duisburg. The one-cap Germany international cost Celtic £1million when he signed three years ago but was completely frozen out at Parkhead under Brendan Rodgers and featured in just one solitary game for the Hoops - a 3-0 Scottish Cup win against Morton.