From my cold dead fingers...I'm gonna have my daughter toss so many cards in the box with me that I'll go out like a pharaoh.
But seriously, I plan to liquidate most of my stuff in retirement as an ongoing business while refining down to cards I really enjoy. A few cards from my childhood won't be sold. Not a great financial hardship to my family...I don't think anyone will be banging down the doors for this one: