Wong mks Sim An is a former professional Dota 2 player who played as a kerry. His career ended with a lifetime ban from Valve and Perfect World. 

Wong started his career in 2020 in the team Rising Knight, with which he played several qualifications for various tournaments. In early 2021, he tried to qualify for the DPC League 3 times with Calamity King, but the attempts were unsuccessful. In March, the team took 4th place at Asian New Bloom, and in May together with Team Mystery participated in the qualifiers for The International 2021, but was defeated.

In February 2022, mks joined the ranks of ChubbyBoiz, with whom he placed 4th at Royal Jelly Covenant: SEA and qualified for DPC. In March, the squad signed with RSG, where they immediately won Moon Studio Kagura Championships 2 and DPC SEA 2021/22 Tour 2: Division II. The team managed to enter the top 4 at DPC SEA 2021/2022 Tour 3: Division I, at GAMERS GALAXY: Invitational Series Thailand 2022 and at The International 2022: Southeast Asia Qualifiers. After failing to qualify for the main tournament of the year, the organization disbanded the roster.

In the second half of 2022, mks participated in BTS Pro Series Season 12: Southeast Asia as part of Team SMG, where he finished in 4th place, and also reached the finals at Moon Studio November Mood 2022 under the Unity Gaming banner. In December, Wong joined the EHOME banner, placing in the top 4 at DPC CN 2023 Tour 1: Division I and earning an invite to The Lima Major 2023, where he placed 17th-18th. On March 9, 2023, Valve and Perfect World banned 46 pro players for foul play, and mks received a lifetime ban. In addition, the entire EHOME roster was banned, and the organization announced its departure from the Dota 2 competitive scene.