Cardozo was Benfica's hero in the recent UEFA Champions League victory over Celtic and it would appear his performance has not gone unnoticed elsewhere.
Oscar Cardozo Interest Casts Doubt Over Owen!
It has been reported that Newcastle have had the 24-year-old watched twice over the past month and Sam Allardyce has received favourable reports.
Given Newcastle already have the likes of Michael Owen, Obafemi Martins, Mark Viduka and Shola Ameobi vying for striking spots, such speculation is sure to suggest one (or two) could leaving soon.