The large-scale event "Riot Games ONE 2025," showcasing the culmination of Riot Games' year, is being held online from Sunday, November 2, 2025, to Sunday, December 7!
Popular streamers and influencers will liven up the event online. For the three-day finale, over 40 people will gather in the studio to compete in Riot Games' titles.
Riot Games' Large-Scale Event "Riot Games ONE 2025" Is Now Underway!
「GAMES, FANS, RIOT, AS ONE」
#RiotGamesONE 2025 開催決定✨
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本日から約1ヵ月間、さまざまなストリーマーやパートナーと共にイベントを実施！
そして今年の締めくくりは…
12/5(金) 〜 7(日) で「ライアットクアドラスロン」をオンラインで開催📺⚡… pic.twitter.com/AhQC96T9bc
— Riot Games Japan (@RiotGamesJapan) November 2, 2025
Riot Games' large-scale event "Riot Games ONE 2025" is being held online for one month from Sunday, November 2, 2025, to Sunday, December 7!
Based on the concept of "GAMES, FANS, RIOT, AS ONE," the various online events will feature streamers and partners.
The "Riot Games ONE 2025: Quadrathlon" will kick off during the three-day finale from Friday, December 5, 2025, to Sunday, December 7.
Over 40 streamers and influencers in total will gather in the studio to compete in four game titles. The competition will feature three teams formed specifically for this project: "ZETA DIVISION," "Crazy Raccoon," and "TEAM ONE." The game titles are as follows:
- League of Legends
- VALORANT
- Teamfight Tactics
- 2XKO
The three-day events will be streamed online on the Riot Games Official Twitch Channel and the Riot Games YouTube Channel.
Main Planned Events
League of Legends
- Worlds 2025 Tour in Chengdu
- 4th Syaruru Cup 1-Day Open Tournament
VALORANT
- Devil Clutch Hi #4
- Vtuber Most Cooperatitive Tournament Ver. VALORANT Act 2
- Skirmish Tournament
Teamfight Tactics
- Prismatic Party Tournament
- K.O. Coliseum TACTICIAN'S CROWN Japanese Official Broadcast
2XKO
- 2XKO x REJECT
- 2XKO x DFM Hakooshi
For further reports and details, please check the Riot Games Official X (@RiotGamesJapan).