한국시리즈
On October 26, 2016, Hillman was hired by the KBO League team SK Wyverns as their new manager. With this move, he became the first person to manage teams in Major League Baseball, Nippon Professional Baseball, and the KBO League. On November 12, 2018, Hillman became the first foreign manager to win the Korean Series by defeating Doosan Bears in the 2018 Korean Series. He also became the first manager to win the Korean Series and the Japan Series.