Each Elemental Type Has Weapon Material, Slash Trail FX, Sword FX, Aura FX.
You can check How to apply FX to Animation in video.
Elemental : Ice, Water, Fire, Electric, Basic, Dark, Mystic, Sand, Wind
Check the Overview Video : https://youtu.be/_aF5wohZ1-M
UEFN : Unreal Market Asset To UEFN Tutorial (youtube.com)