Your offer is too vague.
It's like a lottery, but we don't even know the grand prize. I am not interested to buy a private key for 1 btc now knowing what is attached to it.
The address you shown in OP has 0 fork balance. What about the rest of your private keys ?
https://i.imgur.com/iyI4rJW.pngI did not checked for all coins but some had over 10 btc on moment from the forks (most of them since the wallets where used for payouts mining pools if i check all then i can better take all coins to

i have to many to check