|Name||Jo Yong-in (조용인)|
|Country of Birth||South Korea|
|Birthday||June 22, 1994|
|Peak League||Challenger I|
|Alternate IDs||빅파일 코어장전, 빅파일 코어, DuBuKiD (NA)|
|Team||Start Date||End Date||Role|
CoreJJ was born on June 22, 1994 in South Korea.
Core played with teammates SuDai, Beast, HuHi, and LinLan as the roster of Bigfile Miracle in HOT6iX Champions Summer 2014. Though the team had performed impressively in the Qualifier, sending Jin Air Falcons to the loser's bracket, they went 0-6 in Champions, in a group with Samsung White, SK Telecom T1 S, and CJ Entus Frost. After Champions Summer, Bigfile released the roster.
On December 4th, 2014 it was announced that Core would be joining Team Dignitas as their starting AD carry under the name Core JJ for the 2015 season, replacing imaqtpie. In his debut, CoreJJ and Dignitas ended the Spring Split at 9th place. They then played in the Promotion Tournament and re-qualified for the Summer Split after beating Team Fusion. In Summer, they ranked 6th in the regular split and made it to the playoffs. However, CoreJJ and team lost to Team Impulse in the Quarterfinals and finished at 5th-6th place. The team also made it to IEM X Cologne where they finished 5th-6th, losing to Qiao Gu Reapers in the Quarterfinals.
After one season in NA, CoreJJ decided to go back to Korea. He then joined Samsung Galaxy for 2016 LCK Spring, as the team's starting AD Carry]] and ended the split at 6th place. Although they did not make it to the playoffs, they were able to secure a spot for the team in the Summer Split.
Prior to the start of 2016 LCK Summer, Samsung announced that CoreJJ will be moving to Support position, as a substitute to Wraith. The team finished 4th in Summer Split and 4th in the playoffs, making it to the 2016 LCK Regional Qualifiers. Although CoreJJ has only played 3 games for the entirety of Summer, he played majority of their games in the Qualifies as well as in the 2016 World Championship where they finished at 2nd place after losing to SK Telecom T1. They also finished 1st in IEM XI Gyeonggi, thus qualifying them for IEM XI World Championship.
In the off season, Samsung announced that CoreJJ renewed his contract with the team and will continue to play alongside his 2016 teammates for the 2017 LCK Spring Split.
|2014-12-20||IEM Season IX - Cologne||Team Dignitas 0 : 2 Gambit Gaming|
- December 22nd - CoreJJ on Coming to America and Goals for the NA LCS with Team Dignitas
- April 28th - Interview with dignitas CoreJJ on relegations against FSN: "Nien's teamfight positioning made things difficult" with Team Dignitas
- August 31st - Interview with CoreJJ After The LCS NA Summer Playoffs with Team Dignitas
- January 14th, Samsung vs e-mFire MVP Interview with Crown & CoreJJ with OnGameNet, English translation by krbnu.
- March 25th, Samsung vs Jin Air MVP Interview with Ambition & CoreJJ with OnGameNet, English translation by krbnu.
- October 8th - Core JJ on New Roles and Why He Likes Samsung with Red Bull Esports
- October 13th - CoreJJ: 'I do have good memories of playing at NA LCS, it would be a lot of help if the NA fans could support me' with YAHOO! Esports
- October 13th - CoreJJ after win vs. C9: ‘Getting booed ... definitely motivated us to play even better’ with The Rift Herald
- October 22nd - CoreJJ on SKT, reaching the world finals and NA solo queue with Slingshot
- February 5th - SSG CoreJJ: "I haven’t shown everything I’ve got yet" with Inven Global
- June 21st - '코어장전' 조용인 "MVP 포인트 영원히 못 받아도 괜찮다" with Daily Esports
- June 28th -
- SSG CoreJJ: "I want to show off my Blitzcrank that I've honed in NA SoloQ on air." with Inven Global
- '코어장전' 조용인 "'룰러' 박재혁은 항상 잘 해왔다" with Daily Esports
- October 5th - Corejj: As a NA LCS fan, I think this year will be the best opportunity for them to advance further with Travis Gafford
- October 14th - '코어장전' 조용인 "경기력 나이지고 있어, 8강 기대해달라" with FOMOS
Articles & Videos
- September 15th - WORLDS 2016 TEAM PROFILE: SAMSUNG GALAXY by HeckMaister (esportsheaven.com)
- October 22nd - Core JJ on matching up against Wolf: 'He will be angry all the way back to Korea' by Kelsey Moser (thescoreesports.com)
- June 21st - CoreJJ: “In order for the support to get the MVP nomination, the whole team needs to assist the support. So I think it’s not bad to never be the MVP of a game.” by Andrew Kim (slingshotesports.com)
- June 28th - CoreJJ on CuVee: “He’s good at everything but solo queue…I noticed his MVP points are higher than his solo queue points.” by Andrew Kim (slingshotesports.com)
- October 8th -
- '코어장전' 조용인, "1주 차와 달라진 2주 차 경기력 보여주겠다 " by Jang Min-Young (inven.co.kr)
- Samsung Galaxy CoreJJ: "We are going to try our best to improve for next week or die trying" by Byungho Kim & James Hong (invenglobal.com)
- October 14th - CoreJJ wants to avoid a Korean team in the worlds quarterfinals by Andrew KIm (slingshotesports.com)