Unity VFX Tutorial Series #1 - Circle Spin VFX - YouTube
Unity Particle System Tutorial: Circle Motion - OctoMan Games
Particle System: Shape - Unity Learn
222. Unity3d Tutorial - Particle System (Ring) & Free Fx Links - YouTube
Introduction to Particle Systems - Unity Learn
Unity VFX Graph Fire Ring - YouTube
You can use Unity's particle system as the basis for your targeting/seeking mechanics using just the built-in Force Field component, with ZERO programming to start with. ✨🎯 : r/Unity3D