Kasevich was selected by the
Toronto Blue Jays in the second round with the 60th overall pick of the
2022 Major League Baseball draft. He signed with the team for $1 million. He made his professional debut with the
Dunedin Blue Jays, batting .262 with seven RBIs and eight doubles over 25 games. Kasevich played the 2023 season with the
Vancouver Canadians with whom he hit .284 with four home runs and fifty RBIs over 94 games. He was assigned to the
New Hampshire Fisher Cats to open the 2024 season. In early August, he was promoted to the
Buffalo Bisons. Over 128 games, Kasevich hit .296 with six home runs, 64 RBIs, and 28 doubles. Kasevich opened the 2025 season on the
injured list with a back injury before rehabbing with the
Florida Complex League Blue Jays and Dunedin in May. He suffered a wrist injury, and did not return to play for another two months. Kasevich returned healthy and was assigned to Buffalo in August. Over 29 games with Buffalo, he hit .173 with six RBIs. Kasevich was assigned to play in the
Arizona Fall League with the
Glendale Desert Dogs after the season. Kasevich was a non-roster invitee to 2026
spring training. ==Personal life==