Madrid, May 23 -- Athletic Bilbao defender Oscar de Marcos gave an emotive final press conference before he plays the final game of his long career at home to FC Barcelona on Sunday.

The 36-year-old announced several months ago that he was hanging up his boots at the end of the campaign after 16 seasons and 572 first-team appearances. His record sees him as the outfield player with the most matches for the Basque club, with only goalkeeper Jose Angel Iribar ahead of him.

Sunday will see De Marcos play his 573rd and final game, but in a press conference on Thursday held with current and former team-mates, the defender insisted he stuck by his decision to retire.

"I'm not here to say goodbye, I'm here to say 'thank you'. I'd been think...