Artur Retsu Kotsoyev is a Russian professional player who plays the Carry position.

In 2020 he held the first position in the Russian CyberTRAKTOR team. As a member of this team Artur participated in tournaments including Spring Championship, Hot Price League Season 3 and Home Camp, but did not win any prizes there.

After that, Retsu played for SIGUL, Excellent Esports and 5bp. In May 2022, he became a part of HF as Carry and made four Dota 2 Champions League seasons and reached the European Pro League Season 2 prize.

In December 2022, due to a series of bad results, Retsu left HF and soon joined the Russian team Matreshka. However, the team performed poorly at the DPC League closed qualifiers, missing the chance to qualify for the lower division. In June 2023 Matreshka replaced the suspended Not one step back gaming team in DPC EEU 2023 Tour 3: Division II.

In the fall of 2023, Arthur participates in the qualification for ESL One Kuala Lumpur 2023 as a member of Level UP. The team failed to qualify for the closed qualification and settled for 14th place at the open qualifiers.

In January 2024, Retsu played at the open qualifier at BetBoom Dacha Dubai 2024 as part of the same Level UP. The team finished 3rd there and did not make it to the closed qualification stage. Then Arthur decided to try to qualify again, but as a member of Hydra, and took 15th place.

In May 2024, Arthur joined the new roster of Kalmychata, with whom he advanced to the closed qualifiers for The International 2024 and Elite League Season 2.

On November 11, 2024, Retsu joined ZERO TENACITY.

On January 26, 2025, together with ZERO TENACITY, he became the champion of European Pro League 23, defeating their opponents in the grand final. This victory became a significant milestone in his career, helping strengthen his position on the international stage and showcasing his high level of play, which opened new opportunities for further growth in professional esports.

On May 14, he left the ZERO TENACITY roster and continued his career in lesser-known stacks, aiming to qualify for major tournaments.