Diego da Silva Costa is a professional footballer who plays as a striker for Campeonato Brasileiro Série A club Grêmio. Costa is a dual citizen of Brazil and Spain. He played twice for Brazil in 2013, before declaring his desire to represent Spain, having been granted Spanish citizenship in September that year. He made his debut for Spain in March 2014, and has since won 24 caps and scored 10 goals, and has represented them at the 2014 and 2018 FIFA World Cups. Known for his fiery temperament, Costa has been criticised and punished for several confrontations with opponents.