I'm Kostya, I'm 17 years old :)
I worked with very popular YouTubers:
- Mr Indian Hacker (37.9 million subscribers)
- Familia Diamond (9.37 million subscribers)
- Gavin Magnus (6.76 million subscribers)
- Brennen Taylor (3.66 million subscribers)
- Pragati Verma (6.43 million subscribers)
- Fixhun…
