[Tutorial|BP] Make a particle system follow the player (and oscillate it randomly if idle)

[Zarkopafilis]

A guy asked about this on slack so here we go.

Video 1: Make a particle system follow the player (Unreal Engine 4) - YouTube
Video 2: Make a particle system follow the player followup (Unreal Engine 4) - YouTube

4 approaches and some trigonometry things.