Stewart started
streaming on
Twitch in January 2019. Later, in September 2020, Stewart began publishing his content on
YouTube, predominantly posting rage compilations and gameplay videos from the video game ''
Tom Clancy's Rainbow Six: Siege''. Stewart began gaining popularity through the short-form content he posted on
TikTok, which in turn brought more viewers to his Twitch streams. Hunter Cooke of
Dot Esports described Stewart as "entertainment personified—the inner monologue that occurs when you die in a frustrating way or get a cheeky kill." On March 10, 2022, ''Tom Clancy's Rainbow Six: Siege
announced on Twitter that Stewart will be receiving a streamer charm named Jynxzi'', which is an in-game cosmetic that can be obtained by "subscribing to the respective streamer's Twitch channel with a linked
Ubisoft account." On March 31, 2023, Stewart joined
Spacestation Gaming as their ''Tom Clancy's Rainbow Six: Siege'' content creator. On April 12, 2023, Stewart reached 1 million followers on Twitch. He also became the most-subscribed Twitch streamer globally, with 80,000 active subscribers, surpassing
Kai Cenat and
xQc. In December 2023, Stewart signed with talent management company and creative agency Right Click Culture. On February 17, 2024, Stewart won the "Best Breakthrough Streamer" and "Gamer of the Year" awards at the
2023 Streamer Awards. He was also nominated for "Streamer of the Year" at the same ceremony. Stewart was the number one Twitch streamer based on hours watched for the month of February 2024. In March 2024, Ubisoft added an entire in-game bundle containing Jynxzi-themed cosmetics to ''Tom Clancy's Rainbow Six: Siege''. Stewart participated in the
2025 Sidemen Charity Match, a charity event organized by British YouTube group the
Sidemen. The match was held on March 8, 2025 at
Wembley Stadium, with Stewart playing for the YouTube Allstars team. He returned for the
2026 Sidemen Charity Match as a striker for Sidemen FC. The match took place on April 18, 2026, in which Stewart would go on to score two goals and win the
Man of the Match award. == Other ventures ==