The circular protective shield effect is created using Unity particle system and PS. Available for Unity version 2017 and above. Render Mode of unity 2019 and above needs to select Standard Detailed production video： https://www.youtube.com/watch?v=Q56k53c7ntQ

You can use it for commercial purposes.

Unity Version：2017(up) Render Mode：Standard(Built-In Render) URP and HDRP modes also works

After downloading, please unzip the file first, and then import the Package file into Unity.