Some recent serious games auctions on eBay:

Original Xbox Game most COMPLETE your copy for your collection OG games KIDS fun

$9.99
End Date: Tuesday May-22-2018 18:30:26 PDT
Buy It Now for only: $9.99
Buy It Now | Add to watch list

XBOX Games Lot/Bundle Complete W/ Cases & Manuals
$10.00
End Date: Tuesday May-22-2018 12:46:10 PDT
Buy It Now for only: $10.00
Buy It Now | Add to watch list