We try to include a photo of the error for the main coin image, but we could do a better job adding detailed notes on the errors and other photos highlighting the errors too.

You want to filter out stuff you own from the marketplace list of items for sale?

If you can provide a screenshot or url where you want this filtering option that would be helpful to make sure we understand the request.

This set has been added.

https://www.pricecharting.com/console/pokemon-chinese-sv4af

The full set list will show up in about 24 hours.

Ive added those games.  I did not add the artbook.  We do not track game memorabilia at this time.

The games will show up in search in about 24 hours.

Added now.

https://www.pricecharting.com/console/1989-o-pee-chee-nintendo?uid=G99002

We have those here:

https://www.pricecharting.com/search-products?type=prices&q=Xerneas+chaos

The #91 card is holo.

This has been added.

https://www.pricecharting.com/game/pokemon-pitch-black/antique-armor-fossil-reverse-holo-72?q=antique+armor+fossil+%5Breverse+holo%5D

We have that here:

https://www.pricecharting.com/game/pokemon-promo/zarude-pokemon-center-88

Please vote for this existing issue.

https://pricecharting.userecho.com/communities/1/topics/2727-add-my-little-pony-card-support