Thyago Vieira Lucio is a Brazilian professional baseball pitcher and current free agent, known for his electric fastball and dominant presence on the mound. Vieira has played in Major League Baseball (MLB) for the Seattle Mariners, Chicago White Sox, Milwaukee Brewers, and Baltimore Orioles, as well as in Nippon Professional Baseball (NPB) with the Yomiuri Giants. Renowned for his triple-digit velocity and ability to overpower hitters, he brings valuable international experience and high-level performance to any pitching staff. With proven talent in both MLB and NPB, Thyago Vieira remains a sought-after free agent and an impactful arm for future professional opportunities.