| 1. Diego Costa's passion for football was inspired by his father. |
| 2. He attempted a trial at his local team Atlético Clube Lagartense at 15 but was unsuccessful. |
| 3. Due to his family's financial struggles, Diego Costa lived in a remote area. |
| 4. His entry into professional football began when his uncle secured his spot at a local club called Barcelona Ibiuna. |
| 5. In 2010, Diego Costa dated Brazilian model Michele Zuanne. |
| 6. He played for Spain in the 2014 FIFA World Cup. |
| 7. In 2017, Diego Costa faced backlash for choosing to represent Spain despite being Brazilian. |
| 8. Diego Costa openly criticized Chelsea's coach Antonio Conte upon leaving the team in 2017. |
| 9. He earned just £100 per month when he first turned professional. |
| 10. He was informed via text message by Antonio Conte that he was no longer in the manager's plans. |
| 11. Costa scored 27 goals in La Liga in 2013–14, leading Atlético Madrid to the league title. |
| 12. He scored seven goals in his first four Premier League matches for Chelsea. |
| 13. He scored a memorable hat-trick in a 4-2 victory over Swansea for Chelsea. |
| 14. Costa left Chelsea with 59 goals in 120 appearances and three major trophies. |
| 15. He won the Campeonato Brasileiro Série A with Atlético Mineiro by a 13-point advantage in 2021. |