From League of Legends at EsportsWikis
|Name:||Choi Hoi Hin (蔡海軒)|
|Country of Birth:||Hong Kong|
|Other competitive IDs:||Cooool|
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Choi "Coool" Hoi Hin (Hanzi: 蔡海軒) is a support for Team Yetti. He was previously known as Cooool.
|2017-04-16||2017 ECS Spring Playoffs||Team Yetti 3 : 2 Raise Gaming|
|2017-03-29||2017 ECS Spring Season||Team Yetti 9-3-1 Group Stage (W/L)|