Extra Events Team
| Name | WCA ID | Country | Description | ||
| Akash Rupela | 2012RUPE01 | India | Junior | ||
| Alexey Yarygin | 2017YARY01 | Russia | Leader | Puzzle Expert | |
| Arttu Puttonen | 2016PUTT01 | Finland | Trainee | ||
| Brandon Harnish | 2009HARN01 | United States | Trainee | ||
| Chenxi Shan | 2010SHAN02 | China | Trainee | ||
| Clément Cherblanc | 2014CHER05 | France | Junior | ||
| Damir Zhanataev | 2017ZHAD01 | Kazakhstan | Trainee | ||
| Darya Belonogova | 2017BELO05 | Russia | Junior | ||
| Deni Mintsaev | 2013MINT01 | Russia | Middle | ||
| Igor Tarasov | 2016TARA04 | Ukraine | Trainee | ||
| Ivan Torgashov | 2011TORG01 | Israel | Junior | ||
| James Quinn | 2016QUIN01 | United States | Trainee | ||
| Kit Clement | 2008CLEM01 | United States | Trainee | ||
| Konstantin Solovev | 2015SOLO01 | Russia | Leader | Senior Developer | |
| Laurids Abelsen Holm | 2016HOLM04 | Denmark | Middle | ||
| Lev Golub | 2014HOLU01 | Ukraine | Junior | ||
| Liam Wadek | 2017WADE01 | New Zealand | Trainee | ||
| Nikita Razzamazov | 2016RAZZ01 | Russia | Middle | ||
| Nikolay Vasilyev | 2015VASI02 | Russia | Junior | ||
| Owen Borstad | 2016BORS03 | Canada | Trainee | ||
| Rafael de Andrade Cinoto | 2007CINO01 | Brazil | Trainee | ||
| Roman Povolotskii | 2017POVO01 | Russia | Trainee | ||
| Shelley Chang | 2004CHAN04 | United States | Trainee | ||
| Vladimir Kuznetsov | 2014KUZN02 | Russia | Leader | Senior | |
| Vladislav Shoshin | 2017SHOS01 | Belarus | Trainee | ||
| Walker Welch | 2011WELC01 | United States | Trainee |