Yongin Jo, better known as CoreJJ, ranks among the most accomplished and admired supports League of Legends has produced. The 32-year-old South Korean veteran holds down the back line for Team Liquid Alienware in the LCS, and his calls, awareness, and in-game direction reflect a career that has crossed two continents and several distinct eras of the game. Very few support players inspire the kind of respect CoreJJ does.
CoreJJ earned his standing competing at the top of the sport, and moving from Korea to North America turned him into a pillar of the LCS. Supports so often do the quiet work that wins games: they manage vision, pick the moment to start a fight, and keep their carries alive when team fights descend into disorder. CoreJJ brings all of this together, pairing sharp macro thinking with the kind of leadership that makes five individuals operate as one team.
His champion pool favors proactive play, and Zyra shows the aggressive, area-denying style he brings to the lane. As a mage support, Zyra punishes careless positioning with layered damage and turns skirmishes into traps. She rewards a player who can judge timing and placement well enough to get the most out of her plant-based pressure. It suits a support who wants to dictate the flow of fights rather than simply respond to them.
Away from mechanics, CoreJJ is prized for the qualities that set elite supports apart: clear communication, steadiness under pressure, and an ability to lift the players around him. On Team Liquid Alienware he acts as both a stabilizing presence and a strategic guide, shaping drafts and in-game choices with the confidence of someone who has faced almost every scenario the game can throw at him.
At 32, CoreJJ stands in rare company in a scene that tends to prize youth. His ongoing place in the LCS speaks to his professionalism and his lasting drive to compete. Whatever happens over the rest of his current season, his reputation as one of the defining supports of his generation is already settled, and each match he plays adds another chapter that younger players will likely study for years.
CoreJJ (Yongin Jo) is 32 years old, born June 22, 1994.
CoreJJ currently plays as Support for Team Liquid Alienware in the LCS.
CoreJJ is best known for Zyra.

Gen.G defeated Invictus Gaming 3-0 in the first Worlds 2026 semifinal. The Korean champions controlled all three games and secured a place…

Riot Games has detailed a three-day Worlds Fan Fest at Pier 36 in Lower Manhattan. The programme combines a finals watch party,…

T1 and Karmine Corp meet in a best-of-five Worlds quarterfinal after splitting their major international meetings in 2026. Full Fearless Draft makes…

The final day of the Worlds 2026 Swiss Stage will decide the last three quarterfinal places. Movistar KOI face Karmine Corp, LOS…