The Doosan Bears, as the regular season champions, automatically advanced to the Korean Series, where they faced the SK Wyverns.

[1] Doosan had the best winning percentage during the 2018 KBO League season, advancing directly to the Korean Series.

[2] The Wyverns defeated the Nexen Heroes in the KBO League playoffs to reach the Korean Series.

Doosan's Choi Joo-hwan hit a two-run home run and recorded a third RBI in the eighth inning.

In the eighth inning, Jung Soo-bin hit a two-run home run to give Doosan the lead, which they hung on to win and tie the series at two all.

The next inning, Park Jung-kwon had an RBI single and Kim Sung-hyun drew a walk with the bases-loaded to expand the lead to 4-1.

[11] Lee Yong-chan, Doosan's starting pitcher, walked the first three Wyverns batters to load the bases.

Kang Seung-ho hit a two-run home run for the Wyverns in the fourth inning to give them a 3-0 lead.