So controversial have his methods been that there was a serious chance that Europe 's most effective striker may not have made it to the squad .
Europe 's most effective striker carried his team to a historic treble and a Champions League medal after 45 long years .
So controversial have his methods been that there was a serious chance that Europe 's most effective striker , who carried his team to a historic treble and a Champions League medal after 45 long years , may not have made it to the squad .