Paolo Guerrero will look to prove his drug-ban controversy is behind him on Saturday when Peru face Denmark and their star goal-scoring midfielder Christian Eriksen.
Peru rejoiced after captain Paolo Guerrero won a last-ditch legal appeal to play at the World Cup despite being suspended for doping.
36-year-old Guerrero is now free to lead his country in their first appearance at the tournament.
Driven by the pain of a decades-old wound, Ricardo Gareca has managed to take Peru all the way to the World Cup finals for the first time in 36 years.
Peru skipper Paolo Guerrero gets Fifpro's support against doping ban that could keep him out of FIFA World Cup
Guerrero, who says he accidentally ingested the cocaine in tea, said in a message on Facebook that he was hopeful his meeting with FIFA supremo Gianni Infantino could lead to a breakthrough.
Guerrero tested positive on Oct. 5 after the World Cup qualifying match against Argentina, the Peruvian Football Federation added on Friday.