Outplayed by GC Busan's Hong "Gesture" Jae-hui in the match, Baek and KongDoo lost the series, failing to reach the finals.

"[3] On February 13, 2018, ESPN reported that Baek was transferred to the Los Angeles Gladiators, pending league approval.

[7] London head coach Lee "Bishop" Beom-joon said that although the Spitfire "didn't want to lose him," they could not "fit him into the team in terms of synergy.

[10] He was the runner-up for the league's Most Valuable Player award, only behind Bang "JJonak" Sung-hyeon, and was selected for the 2018 All-Star Game.

Rumors began to circulate that he was benched due to his attitude towards the team in practices and wanting to be on an all-Korean-speaking roster.

Baek partially refuted the claims, stating that while he did want to be on an all-Korean-speaking roster, the reason that he was benched was due to iRemiix performing better in game's current meta.

Citing that he was no longer motivated to play, he retired from professional Overwatch on June 27, 2019 and was released from his contract.

[1] Hours after his announced retirement, Baek leaked on his personal stream that the Overwatch League would be implementing an enforced 2-2-2 role lock, a rule in which teams would be required to run a team composition of two damage, two tank, and two support players during every match, in Stage 4 of the season.

[15] After four months of retirement, Baek returned to the Overwatch League, signing with the Vancouver Titans ahead of the 2020 season.

[18][19] After a 2–2 start to the season, on May 6, the Titans released their entire roster following ongoing disputes between the organization's management and players.