If your cards have been in a binder for years, handled without sleeves, or moved around a lot, the condition will have a big impact on the price
The top left of the last post are the Shonen Jump Tournament cards, the most expensive would be SJC-EN001-Cyber-Stein, valued around $2000-$6000, theres one on eBay for sale in BGS 10
ZEXAL Rank 31: "Save Your Friends!!" a b Yu-Gi-Oh
While the sky-high market price is accurate as to what you may pay for an NM copy, a damaged card sold for $869.76, while one in MP condition sold for $1,250 leaving the market price's estimation as a fair value for Rayquaza.
Celestial Guardians is out in Pokmon Pocket, and theres a ton of new cards to explore
It keeps you alive, but you're usually going to be so unable to recover that you just end up being steamrolled