That's a great initiative! You're covering a powerful and in-demand combination of topics. Teaching coding, VFX, game development, and digital marketing can attract a wide audience if you structure and brand your content well.

Here are some tips to help you grow and organize your channel effectively:
Break your content into clear playlists or series:

🎮 Game Development
Unity/Unreal tutorials

Scripting in C#

Building your first game

💻 Coding
Web development (HTML, CSS, JavaScript)

Python basics to advanced

App development (React Native, Flutter)

🎞️ VFX
After Effects & Blender tutorials

Motion graphics

Compositing and green screen work

📈 Digital Marketing
SEO basics

Social media marketing

Google Ads & analytics