Japanese import Hiroaki Fukushi, dubbed "Jang Myeong-bu" in the KBO League, pitched in 60 of the team's 100 games, completing a record 36 of them, with five shutouts.

He threw 427-1/3 innings, facing 1,712 batters, allowing 388 hits, walking 106, and striking out 220 (at that point a KBO League record), with a 2.34 ERA.

1998 was a banner year for the Unicorns, as they finished first in the KBO and finally won the Korean Series, against the LG Twins, four games to two.

[5][4] That year, the Unicorns finished first in the Dream League division, and again won the Korean Series, defeating Doosan Bears four games to three.

In 2000, catcher Park Kyung-oan had arguably the best season of his career, hitting .282 with 40 home runs, and winning the KBO League Most Valuable Player Award.

The Unicorns finished in first place in 2003 and 2004, and won the Korean Series both times, defeating the SK Wyverns and Samsung Lions, respectively.

After that, Seattle-based Centennial Investments signed Hyundai Unicorns' players and staff in a takeover deal, and founded the Heroes Baseball Club,[6] moving the team to Seoul.