What's the most unconventional workout you've ever tried?

Fitness enthusiasts, what's the most unconventional workout or diet that actually worked for you? What results did you see, and would you recommend it to others?

I workout at home with a mix of calisthenics and a very small variation of strength training, and some yoga. Curious to know what everyone's upto and how that has helped.

So I've been working out for a while, I do understand that spot reductions do not work. I lift 5-6x per week and also average 9k-10k step a day.

I've lost a lot of fat overall I'd say especially from my arms and legs however I don't fe...