What animation and or video editing tools do you use?
To record the game "OBS STUDIO" (it's free) to edit the videos "ADOBE PREMIERE".
Develop games in your browser. Powerful, performant & highly capable.
Adobe After Effects usually
Check out Hitfilm Express. Very similar to Premiere and After Effects rolled into one. It's free and has dozens of tutorials on YouTube.
Just a heads up for everyone...
The latest Hitfilm Pro 14 is being offered at Humble Bundle for only $30. That's a steal if you're interested. This is an excellent piece of software for creating professional-looking trailers for your games.
Over $1600 worth of plugins and assets are included.
13 days left for this deal.
As a beginner, I use Joyoshare Media Cutter. It is easy to use. Output video losslessly.