Does a narcissist ever get their comeuppance/karma for the vile things they've done? Such as cheating, smear campaign, etc.

I strongly recommend reading these articles on Quora:

Being away from him has at least given me room to observe and call him out though this does no good as he is a pathological liar. He can't keep a girlfriend or any friend for that matter. Meanwhile, I am still trying to heal while in this war. It seems every time I think it's settling he throws more dirt and dust at me to keep me clouded. I think I am getting better. The divorce is final. I've moved on into a new relationship, but I could tell some stories, my lovies. To all who can relate to my pain and the pain of others described on this thread, you're not alone in this. Even when it feels like it. People will eventually see the narc for what they are and you will be redeemed.

10 Actions That Terrify Narcissists to Their Core

Why is the French way to say please is "S'il te plaît" and not "Pour Favour" like Spanish and Portuguese "Per Favor" and Italian "Per Favore" in the Romance languages group?

Uncover 7 Key Differences Between Narcissists and Sociopaths

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What are the pros and cons of living in Male, Maldives?

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Every time I have to drop him off I worry about my son's safety both physical as well as mental. My ex narc will spin a story around so fast it'll make your head spin. I used to have to write our conversations down so he couldn't twist my words and even then he did it. By the time he left I was a jumbled up mess who didn't know which way was up.

Has anyone ever participated in a gang bang and what was it like?

Avoid Making These Big Mistakes With A Narcissist

Boy, could I write a book on the ways and how much I wish they did. Reading through these stories, I find myself amongst my brethren. It seems we all have a person in our lives who just fixated on us. Perhaps we should be flattered that our supply was just “so, damn, good”. But I don't feel like that at all. My ex narc is using our 6-year-old to torment me now, and he is so manipulative that he has our son lie to me so I can't protect him when he hurts him.

7 Ways Narcissists Discard You

What kind of pleasure do gay men get from being bottom? The idea is very appealing to me but in practice it's quite painful.

10 Reasons Codependents Fall For Narcissists