As a Freshman (2023)
- Scored seven goals on the season
- Recorded his first collegiate goal on Sept. 3 against Concordia Irvine
- Finished the season with seven assists
- Posted a hat trick in the MPSF tournament against Austin College
USA Water Polo
- Has competed for USA Youth National Team
- 2021 Hungary training trip
- Second place at 2022 Pan American Games in Indianapolis
- Competed at 2022 Youth World Championships in Belgrade, Serbia and participated in training camp in Athens, Greece
- Helped his squad to a first-place finish at the 2023 ODP National Championships
Prior to Stanford
- 2023 graduate of Harvard-Westlake High School
- Served as team captain (2022)
- Guided team to CIF-SS DI and Regional titles (2019)
- Helped team to a pair of Final 4 appearances in Open Division (2021-22)
- All-CIF first team (2022)
- All-CIF second team (2021)
- Mission League MVP (2022)
- Played club for La Premier (2019-22), Del Mar (2023) and Los Angeles Athletic Club (2023)
- Helped La Premier to top-four finish at 18u JO’s in the platinum division in 2021 and a top-six finish in 2022
- Led Del Mar to a third-place finish at Futures Super Final (2023)
- Academic All-American in 2019 and Outstanding Academic All-American in 2020 and 2021
Personal
- Born in Los Angeles
- Son of Milana Efremova and Danek Mnatsakanian
- Has a younger sister, Veronica
- Plays the alto sax and enjoys the game of chess