"Energy" trail in character movement

Hey guys! How are you?
Building my game, I thought to improve the visual aspect of the movement of my character.
When it reaches a certain speed or get a certain item, I thought to creating a trail of “energy” as in the Sonic the Hedgehog’s games. Something like this:


Trying to particles, but there is another simpler way and / or beautiful to do this?

Have a look at the Unity Trail Renderer: