[header] How to become a famous youtube gamer [title] Come up with a theme. [step] Before you film your first youtube video, you'll need to know what your channel is going to focus on. All content produced on your channel should follow your established theme from day one. 
[substeps] For example, you might decide to stick with a horror theme, or you might gravitate more toward titles in the first-person shooter genre. You should name your channel something memorable that reflects the theme.