Krysa achieved significant success during his youth, consistently competing in school and metropolitan tournaments organized by the Metropolitan Chess Federation (FMDA).^[10] 2011 proved to be a breakthrough year for his career; he won the Argentine Under-20 Chess Championship, a national title he successfully defended the following year by becoming back-to-back U20 Argentine Champion in 2011 and 2012.^[11]

On the international stage in May 2011, Krysa earned the silver medal at the South American Under-20 Chess Championship in Tarija, Bolivia.^[12] He tied for first place with 7 points alongside Federico Pérez Ponsa, finishing second on tiebreak criteria, a performance that officially secured him the title of International Master (IM).^[13] Later that year, he won the Pan-American Under-20 Chess Championship in Ecuador,^[14] an achievement that also granted him his first Grandmaster (GM) norm.^[15]

In the following years, Krysa established himself as a dominant player in both national and international open circuits:

• In 2011, he won the traditional Abierto de Ballester.^[16]
• In 2013, he claimed his first victory at the 44th International "Ciudad de Mar del Plata" Open, a feat he repeated in 2016 at the 47th edition of the tournament.^[17]
• In July 2014, he finished undefeated with 5.5 out of 6 points to win the "149th Anniversary of the City of Lincoln" International Open.^[18]
• In January 2015, as part of his first competitive chess tour across Europe, he finished as the runner-up at the 40th Seville International Chess Open (Abierto Internacional de Ajedrez Ciudad de Sevilla) in Spain. He remained undefeated, scoring 7.5 out of 9 points and tying for first place alongside Spanish IM Ernesto Fernández.^[19] Additionally, he was awarded the tournament's "Emilio Conejo in memoriam" Beauty Prize (Premio de Belleza) for his tactical victory against Daniel López González, recorded in international chess databases.^[20]

In late 2016, Krysa embarked on a competitive tour across Europe aimed at securing his remaining title qualifications. After initial stages in Barcelona, he successfully achieved his second Grandmaster (GM) norm in December 2016 at the 5th Lorca International Open (Abierto Internacional de Lorca) in Murcia, Spain.^[21]

Shortly after, in early 2017, Krysa achieved the highest title in chess by earning his third and final Grandmaster norm at the prestigious Tradewise Gibraltar Chess Festival.^[22] During the tournament, he performed at an elite level, securing historic draws against world-class players, including former World Champion Veselin Topalov and world number two Fabiano Caruana.^[23] With this milestone, Krysa officially became the 33rd Grandmaster in Argentine history.^[24]

In May 2017, Krysa continued his excellent form by competing in the FIDE Zonal 2.5 tournament, held at the Círculo de Ajedrez de Villa Martelli in Argentina.^[25] He finished undefeated in second place, scoring 7.5 points out of 9 rounds and finishing just behind tournament champion Sandro Mareco.^[26] This outstanding performance secured his direct qualification for the FIDE Chess World Cup 2017 in Tbilisi, Georgia, where he was eliminated in the opening round by elite Chinese Grandmaster Li Chao by a score of 1.5–0.5.^[27]

In 2021, Krysa qualified for his second world cup appearance through the American Continental Hybrid Chess Championship, an event played online under physical arbiter supervision at Villa Martelli due to COVID-19 pandemic restrictions.^[28] In a highly dramatic knockout bracket, Krysa advanced by winning consecutive, high-stakes Armageddon tiebreak matches. He first defeated Cuban Grandmaster Luis Ernesto Quesada Pérez in the semifinals and repeated the feat in the final match against Armenian-American Grandmaster Varuzhan Akobian.^[29] This achievement earned him a spot at the FIDE World Cup 2021 in Sochi, Russia, where he was defeated in the first round by Cuban Grandmaster Yasser Quesada Pérez by a narrow margin of 1.5–0.5.^[30]

Krysa made his official debut for the Argentine national team at the 44th FIDE Chess Olympiad in Chennai, India, in 2022.^[31] Despite traveling initially as the team's alternate (reserve) player, he went on to have a breakthrough tournament, becoming Argentina's most outstanding performer. He scored an impressive 7 points out of 9 possible games, suffering only one defeat throughout the entire competition.

Due to his solid performance and consistency on the international stage, Krysa was selected once again to represent his country at the 45th FIDE Chess Olympiad, held in Budapest, Hungary, in September 2024.^[32] Playing on the demanding second board, he delivered another highly solid performance, losing only a single game throughout the tournament. Among his most notable achievements in Budapest were hard-fought draws against elite competitors, including former FIDE World Champion Ruslan Ponomariov and German Grandmaster Dmitrij Kollars.^[33]

Krysa has developed a highly successful career competing in European club leagues. In 2021 and 2022, he represented Epgaia, delivering praised individual performances that included a notable victory against elite Indian Grandmaster S. L. Narayanan.365chess.com

His outstanding results and consistency led to his promotion to the franchise's premier team, AX GAIA. Serving simultaneously as both a key player and the team captain, Krysa led AX GAIA to a historic three-year championship streak, capturing consecutive league titles in 2023, 2024, and 2025.fide.com During the championship-winning campaigns of 2024 and 2025, Krysa shared the roster and competed alongside world chess icon and legendary Ukrainian Grandmaster Vassily Ivanchuk.fide.com

In the Spanish Team Chess Championship (Campeonato de España por Equipos), Krysa has been a mainstay for the Seville-based club Peña Ajedrecística Oromana since 2021.info64.org In his debut year with the club, he helped the team achieve promotion to the Spanish First Division (Primera División). After several highly competitive seasons, Krysa and Oromana secured a historic promotion to the División de Honor (the highest tier of the Spanish club league) in 2024.365chess.com

Krysa has excelled in faster chess time controls, capturing significant titles across South America and Europe. In December 2025, he claimed the Argentine Blitz Chess Championship in Buenos Aires, finishing ahead of a highly competitive national field.federacionargentinadeajedrez.org During the same national event, he also finished as the runner-up in the Argentine Rapid Chess Championship, placing second just behind tournament champion Sandro Mareco.federacionargentinadeajedrez.org

On the international circuit, Krysa won the prestigious Dos Hermanas International Rapid Open in Andalusia, Spain. In 2018, he achieved another major European blitz success at the Perpignan International Chess Festival in France, where he won the blitz tournament after defeating elite French Grandmaster Christian Bauer in the final match.echecs.asso.fr Recently, in May 2026, he achieved top honors at the V International "Tres Fronteras" Open in Foz do Iguaçu on the border of Brazil, Argentina, and Paraguay, where he clinched the International Blitz tournament and finished as the runner-up in the Rapid championship.chessbase.com

Following a standout performance in the online qualifying stages, Krysa recently secured a direct qualification for the Esports Nations Cup (ENC) representing the Argentine national team. He is scheduled to compete in the tournament's final stages in Saudi Arabia alongside Argentine chess prodigy Faustino Oro.fide.com Over his career, he has accumulated numerous open titles throughout various regional rapid and blitz circuits in Spain.

Esports Nations Cup (ENC) Argentine National Team Representative (2026) – Secured direct qualification via online stages to represent Argentina in Saudi Arabia.

Argentine Blitz Chess Champion (2025)

International Open "Tres Fronteras" (Foz do Iguaçu) Blitz Winner (2026)

Laval International Open Winner (France, 2019)

Perpignan International Chess Festival Blitz Winner (2018)

Dos Hermanas International Rapid Open Winner (Spain)

International "Ciudad de Mar del Plata" Open Winner (2013, 2016)

International Open "Ciudad de Lincoln" Winner (2014)

Pan-American Under-20 Chess Champion (2011)

Argentine Under-20 Chess Champion (2011, 2012)

Abierto de Ballester Winner (2011)

South American Under-20 Chess Championship Silver Medalist (2011)

Seville International Chess Open Runner-up & "Emilio Conejo" Beauty Prize Winner (2015)

Argentine Rapid Chess Championship Runner-up (2025)

Argentine National Chess League Champion (Multi-time Champion) – Representing Obras AySA in the highest tiers of the Liga Nacional de Ajedrez (including the Liga Nacional Superior and 1ª División titles).

European Club League Champion (2023, 2024, 2025) – Three-time consecutive champion as player and team captain for AX GAIA.

Spanish First Division (Primera División) Champion & Promotion to División de Honor (2024) – Mainstay player for Peña Ajedrecística Oromana.

Promotion to Spanish First Division (2021) – With Peña Ajedrecística Oromana.