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
If you subscribe my Patreon page, you can download the completed results here and my other effects files(Include textures,materials,shaders and Prefab):
https://www.patreon.com/wangray
Only buy this effect：https://ericwang.booth.pm/items/5182338
Official Website
https://www.youtube.com/@EricWang0110/featured
The circular protective shield effect is created using Unity particle system and PS