Here's the whole project created for the Lightning video. 
 
This package includes:
-12 Lightning Effects (2 customizable VFX Graphs)
-Highly Customizable (change texture, rate, color, size, vertex offset, etc in the inspector)
-Shaders (2 lightning shaders)
-Textures (smoke flipbook, impact flipbook, circles, flares etc)
-HDRP and URP only
-Limited Mobile support (high-end mobile devices only)
-Documentation
 
Originally made in URP, adapted to HDRP.
Visual Effect Graph from the Package Manager is required.
Contact me for any questions (check my profile here in the asset store for contacts).
 
Available for Unity 2019.4 and Unity 2020.3 in URP and HDRP