climbomaniac
Niki
Basel
Diamond agza
Climber, Mathematician, adrenalin junkie and lover of all things intellectually beautiful
Klublar
The Killer Derivatives
2 302 agza
Team Schweiz-Suisse-Svizzera
3 133 agza
ChessDojo
5 244 agza
Ginger GM Fan Club
2 059 agza
Queen's Indian Defense
421 agza