Here are some Inspirational Videos showing what can be done in Unreal Engine.

Gaming Bolt narrates what he likes about Unreal Engine and the Artists showcasing some Demos.

DaVince Resolve Plugins

DaVince Resolve How To

How to save Stills from Davinci Resolve 17

How to Composite a 3d object into a scene.    He talks about how to match the blur, color correct, add masks for lighting. 

Here are some Youtube videos with great tips.

Beginner 

This tutorial helps you learn shortcuts.  The more of those you know the faster and more easily you can make great Games, Art, Images, Videos.