Calculation League Season 3 Competitor Information:
MCWC —- Mental Calculation World Cup
MSO —- Mind Sport Olympiad mental calculation competition
JMCWC —- Junior Mental Calculation World Championship
Aaryan Shukla (India): 2nd place in Seasons 1 and 2; two-time defending MCWC champion; former MSO champion; MCWC record holder in multiplication, square roots, and calendar dates.
Abhilakshya Arora (India): 5th place in Season 1; 2nd place at 2025 MSO, 3x top-3 finisher; 3x defending champion at JMCWC (4x champion in age category),
Achyuttam Garg (India): 11th place in Season 2; top-10 at 2025 MSO.
Agamya Dadhich (India): Indian mental math competitor.
Archi Garg (India): Indian mental math competitor.
Arshika Gupta (India): Indian mental math competitor.
Boris Quach (France): 19th place in Season 2; 3x MCWC participant, 11th place at 2024 MCWC.
Domenico Mancuso (Italy): 8th place in Seasons 1 and 2; Italian teacher and philosopher, several Italian national championships in mental calculation; 2x MCWC participant (8th place in 2024 MCWC); 6th place at 2025 MSO.
Giovanni Scambia (Italy): 13th place in Season 2.
Jonathan Sobieski (USA): 21st place in Season 2.
Kaede Kodachi (Japan): Japanese mental math competitor.
Kaloyan Geshev (Bulgaria): 3rd place in Seasons 1 and 2; four-time defending champion at MSO; 2nd place at 2024 MCWC (6th place at 2022 MCWC); 3x age category champion at JMCWC
Kamil Kotowicz (Poland): 12th place in Season 1, 9th place in Season 2.
Lucas Abrams (UK): English mental math competitor.
Mako Inokawa (Japan): 11th place in Season 1, 17th place in Season 2.
Marc Jornet Sanz (Spain): 10th place in Season 2; Spanish mathematician; 3 top-5 finishes at MCWC, including 2nd in 2014 and 2010.
Parth Garg (India): Indian mental math competitor.
Rahul Robin (India): 4th place in Seasons 1 and 2.
Rounak Chakraborty (India): Indian mental math competitor.
Samuel Engel (USA): 7th place in Seasons 1 and 2; 4th place at 2024 MCWC, 5th place at 2022 MCWC, 6th place at 2018 MCWC.
Samuel Stripoli (Italy): Italian mental math competitor, runner-up at 2024 Italian championship.
Shakti Kumar (India): Indian mental math competitor, recent Columbia University student.
Tomas Orsi (Argentina): Argentinian mental math competitor.
Vandan Nyati (India): 13th place in Season 1, 16th place in Season 2; 7th place at 2025 MSO, 3rd place at 2023 MSO; 1x age category champion at JMCWC.
Wenzel Gruss (Germany): 2x defending Calculation League champion; 3rd place at 2018 MCWC, 5th place at 2016 MCWC; two-time MSO champion; 5x age category champion at JMCWC.
