With unlimited control over electricity, couldn't he just electrocute everyone to death instantly from inside their own bodies? That could be funny dark humor as he zaps us as we challenge him, but...

I guess we could slowly gauge power level based on the ones already posted, so around 7,000 would be near god tier in my opinion. We'd need more numbers to get a good feel of this but humans might be...10? I'll definitely wait to post a sheet until we know more.