Answer:
What can you lose that will cause other people to lose theirs too?
Blade to blade I always win My foe laid low and even. Yard by yard through thick and thin I'm busiest in season.
Although a human shape I wear, mother I never had. By every miss I'm valued much, still my cruel fate is such by boys I am often despised. What am I?
I am a small paradise surrounded by dryness and heat.
I climb higher as I get hotter. I can never escape from my crystal cage.
Often cooked as fillet, this meat comes from an animal that swims underwater.