Diogo Costa is a Portuguese defender currently plying his trade for the Lion City Sailors in the Singapore Premier League, bringing European defensive pedigree to Asian football. Born in 2003, the 22-year-old left-back began his career in Portugal, developing in the youth systems where his athleticism and crossing ability were honed. His professional journey saw him make senior appearances in the Portuguese lower leagues before embarking on a new challenge in Singapore. A key highlight in his young career was establishing himself as a first-team regular for the Sailors, contributing to their defensive solidity and offering width in attack. While with the Sailors, he has been part of a squad that consistently challenges for the SPL title and domestic cups. His market value reflects his potential and importance to his current side. Known for his pace and stamina, Costa is a modern full-back who is comfortable both in defense and when joining the offensive phase. His style is based on relentless running, solid one-on-one defending, and delivering dangerous balls into the box from wide areas.