Lets start with it not being cheap. at the time of me making this build it costed me 2 mirrors to make. if money isnt a problem and u wanna fuck around with memes while still being able to complete all content, this is for u.
Abusing the high base damage and crit of soulrend of reaping, we can just ignore external sources of dmg and just scale gem levels. we further scale it by going crit and we get that from spark gloves. the rest is self explanatory by looking at the items