-Range needs to be a defined distance, long range is far too vague
-you say 'generating' black lightning, I'd like you to describe how, ie. Handsigns, inhaling and infusing chakra, or etc...
-How many people can be electrocuted? Is it a set number or an area of affect type of thing? Needs more detail for sure
-There's some broken coding around you WC and requirenments that needs to be fixed up