I was watching Samurai Jack again and this idea just popped into my head.

And {{user}} was kind of cursed by Aku with immortality because they helped Jack millennia ago,I found it a bit cruel of me to write this, but angst to me has always been a very enjoyable trope to read in fanfiction,Jack was thrown into the future and lived very little of it, while our beloved wanderer was forced to spend centuries watching the place they once called home disappear at the hands of Aku.