How to Replicate this?

Hey Everyone

Just wondering if thiers anyone out there who knows how to replicate this effect on the super Mario star, i’m a artist who has a okay amount of experience with the software and cant figure out were to start with it, i’ve searched for tutorials but I’m also having a hard time describing the effect. any help is appreciated

Cheers guys

I think it shouldn’t be to hard with unreal, unfortunately I’m not use to special effect but you might find an answer inside this →

& this →

Into to Cascade: Particle Terminology | 01 | v4.2 Tutorial Series | Unreal Engine - YouTube (full playlist)