Liverpool midfielder Marko Grujic is confident of success with Porto.
The Serb has joined Porto on a season-long loan.
"I am happy to play for this fantastic club, which is a former European champion," he said in a video message to Porto fans.
"I am want to play for you fans, very well known in Europe for the support they give to the team.
"I can't wait to go to Portugal and train with the team."
