2018 KBO League season
The 2018 KBO League season was the 37th season in the history of the KBO League.
Standings
Source
Each team can sign up to three foreign players. Due to the high proportion of pitchers signed in previous years, beginning in 2014 the league has mandated that at least one of the foreign players must be a position player.
| Team | Player | Position | In KBO since | Salary | Notes |
| Samsung Lions | Tim Adleman | Pitcher | 2018 | $1,050,000 | |
| Samsung Lions | Lisalverto Bonilla | Pitcher | 2018 | $700,000 | |
| Samsung Lions | Darin Ruf | Infielder | 2017 | $1,500,000 | |
| NC Dinos | Logan Verrett | Pitcher | 2018 | $800,000 | |
| NC Dinos | Wei-Chung Wang | Pitcher | 2018 | $900,000 | |
| NC Dinos | Xavier Scruggs | Infielder | 2017 | $1,300,000 | |
| Doosan Bears | Seth Frankoff | Pitcher | 2018 | $850,000 | |
| Doosan Bears | Josh Lindblom | Pitcher | 2015 | $1,450,000 | |
| Doosan Bears | Jimmy Paredes | Infielder | 2018 | $800,000 | Released |
| Doosan Bears | Scott Van Slyke | Outfielder | 2018 | $320,000 | Mid-season signing |
| Nexen Heroes | Esmil Rogers | Pitcher | 2015 | $1,500,000 | Released |
| Nexen Heroes | Jake Brigham | Pitcher | 2017 | $650,000 | |
| Nexen Heroes | Michael Choice | Outfielder | 2017 | $600,000 | Released |
| Nexen Heroes | Eric Hacker | Pitcher | 2013 | $300,000 | Mid-season signing |
| Nexen Heroes | Jerry Sands | Outfielder | 2018 | $100,000 | Mid-season signing |
| SK Wyverns | Merrill Kelly | Pitcher | 2015 | $1,750,000 | |
| SK Wyverns | Ángel Sánchez | Pitcher | 2018 | $1,100,000 | |
| SK Wyverns | Jamie Romak | Infielder | 2017 | $850,000 | |
| Hanwha Eagles | Keyvius Sampson | Pitcher | 2018 | $700,000 | |
| Hanwha Eagles | Jason Wheeler | Pitcher | 2018 | $575,000 | Released |
| Hanwha Eagles | Jared Hoying | Outfielder | 2018 | $700,000 | |
| Hanwha Eagles | David Hale | Pitcher | 2018 | $500,000 | Mid-season signing |
| Kia Tigers | Héctor Noesí | Pitcher | 2016 | $2,000,000 | |
| Kia Tigers | Pat Dean | Pitcher | 2017 | $925,000 | |
| Kia Tigers | Roger Bernadina | Outfielder | 2017 | $1,100,000 | |
| Lotte Giants | Brooks Raley | Pitcher | 2015 | $1,170,000 | |
| Lotte Giants | Félix Doubront | Pitcher | 2018 | $1,000,000 | |
| Lotte Giants | Andy Burns | Infielder | 2017 | $730,000 | |
| LG Twins | Henry Sosa | Pitcher | 2012 | $1,200,000 | |
| LG Twins | Tyler Wilson | Pitcher | 2018 | $800,000 | |
| LG Twins | Adonis García | Infielder | 2018 | $800,000 | |
| KT Wiz | Ryan Feierabend | Pitcher | 2015 | $1,050,000 | |
| KT Wiz | Dustin Nippert | Pitcher | 2011 | $1,000,000 | |
| KT Wiz | Mel Rojas Jr. | Outfielder | 2017 | $1,000,000 | |
Postseason
Wild Card
The series started with a 1–0 advantage for the fourth-placed team.
Attendances
| Team | Total attendance | Home average | Change vs. 2017 |
| Doosan Bears | 1,112,066 | 15,445 | 2 % |
| LG Twins | 1,108,677 | 15,398 | −2 % |
| SK Wyverns | 1,037,211 | 14,406 | 16 % |
| Lotte Giants | 901,634 | 12,523 | −13 % |
| KIA Tigers | 861,729 | 11,968 | −16 % |
| Samsung Lions | 752,310 | 10,449 | 7 % |
| Hanwha Eagles | 734,110 | 10,196 | 24 % |
| KT Wiz | 668,559 | 9,286 | −3 % |
| Nexen Heroes | 454,574 | 6,314 | −35 % |
| NC Dinos | 442,872 | 6,151 | −17 % |
| Total | 8,073,742 | 11,214 | -4 % |