Formation and pre-debut activities In late 2018, Yechan competed under his full name on
MBC's
reality competition survival show
Under Nineteen. However, he was eliminated and placed at rank 15 in the final episode. In August 2022, KQ Entertainment published interviews of ten trainees on their
YouTube channel: Minjae and Junmin on August 15, Sumin and Jinsik on August 16, Hyunwoo and Junghoon on August 17, Seeun and Hunter on August 18, Yujun and Yechan on August 19. The group was known as KQ Fellaz 2 prior to debuting. On August 20, KQ Entertainment released a YouTube video featuring all ten members together for the first time performing choreography to "
Iffy" by
Chris Brown. On August 23, the group premiered their pre-debut
web series Ready to One, which follows the members as they train in
Los Angeles, California. KQ Fellaz 2's first
reality show,
The Player: KPOP Quest, premiered on the same day. In March 2023, Xikers announced that they would debut on March 30. On March 15, it was announced that the group would hold a showcase the day before their debut at the SBS Prism Tower Auditorium and that it would also be broadcast live on KQ Entertainment's YouTube channel. On March 30, Xikers released their debut extended play,
House of Tricky: Doorbell Ringing and its double lead singles "Tricky House" and "Rockstar". The album peaked at number four on the weekly
Circle Album Chart and sold 97,857 copies. On May 4, 2023, it was announced that member Junghoon had ruptured his cruciate ligament in his knee, requiring surgery, after which he would be on hiatus. In July 2023, Xikers announced their first comeback on August 2. On July 10, Xikers revealed the title of their second extended play on their official social media accounts. On August 2, Xikers released their second extended play,
House of Tricky: How to Play and its double lead singles "Do or Die" and "Home Boy".
2024–2025: Continuation of House of Tricky series and Japanese debut In February 2024, KQ announced that Xikers would release a new album sometime in March. On February 12, Xikers revealed the title of their third extended play to be
House of Tricky: Trial and Error and the release date which is on March 8. In July 2024, Xikers announced the release of their first Japanese single "Tsuki (Lunatic)" on August 7, ahead of their official Japanese debut. In August 2024, Xikers announced that they are set to release their fourth EP,
House of Tricky: Watch Out on September 6, featuring the title track "Witch". On December 20, 2024, KQ Entertainment announced that member Junghoon would be returning to group activities at the beginning of January 2025 following his extended hiatus. The group released their fifth EP
House of Tricky: Spur on April 4, 2025, featuring the title track "Breathe". This release also involved member Junghoon, who was on a two-year hiatus due to injuries and was not involved in the group's previous releases after their debut EP. On October 31, 2025, Xikers released their sixth EP,
House of Tricky: Wrecking the House, which set a new record by selling 320,000 copies during its first week of release, nearly doubling the copies of their previous album.
2026–present: Route Zero: The Ora On April 21, 2026, KQ Entertainment announced the release of the Xikers' seventh EP, titled
Route Zero: The Ora, via a teaser poster on the group's social media. The poster featured imagery of
bare branches, a
gravestone, and a silhouette of a
dokkaebi. This release marks the beginning of a new narrative series for the group, following the conclusion of the
House of Tricky series which had been used since their debut. The EP is scheduled for release on May 19, 2026. Following the comeback, they will hold their second fan meeting, "Roadymap to Univerxity", with performances at the Ticketlink 1975 Theater in Seoul on June 27 and Zepp Haneda in Tokyo on July 31. ==Members==