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

Please give me a url or other source with the checklist info

We have fixed that particular card and sales data and updated our logic to handle those two sales.

https://www.pricecharting.com/game/pokemon-base-set/fire-energy-1999-2000-98

Admin can do that for you now.  I'll make a note about adding that capability for users too.