Buong pangalan
Ruben Gideon Koellner
Ipinanganak
Jan 1, 2004
(edad 20)
Lugar ng Kapanganakan
Pederasyon
Germany
Total na Laro 1106
46% Win
17% Draw
37% Loss
Bilang Puti 550
49% Win
16% Draw
35% Loss
Bilang Itim 556
42% Win
17% Draw
41% Loss