As an X-Men character and member of the Summers family Cable has an extensive and convoluted story so I’m only going to cover a small
David was discovered trapped in a concrete box and once he escaped he was transported forward in time where Bishop resided. It was a dystopian future and David was immediately captured and put into slavery.
Everyone wants us to die, it’s unanimous. They have the capability and the inclination. So why aren’t we dead yet? We don’t have the power that they do. We don’t have autonomy. Our humanity is still disputed. We aren’t alive because we fought hard enough, we’re alive because they need us.
Although not a mutant Deadpool is part of the X-Men franchise and what is X-Men? Disabled metaphors! But Deadpool is one of the (more than