Like the new coin price guides and trackers, how about Vinyl records next? (Probably starting with VGM based ones and working backward to other genres of music)

The eBay sales are not always correctly depicted, which causes incorrect data; specifically, the averages are skewed. When you click on an eBay sale, you will see right on the screen if it is an ended listing or a sold listing. This needs to be resolved, as it really showcases the incorrect averages due to this issue.

Being able to prioritize which games, systems, accessories to acquire first based on desirability would greatly improve efficiency of purchasing efforts.

The report functionality doesn’t work for reporting Heritage sales. I’ve found multiple instances were Heritage sales were incorrectly categorized, under the wrong game variant, etc. with no way of reporting it.

When a user enters a eBay sale, there should either be an option to input the condition or when the data is scraped the condition from the listing should be utilized. This can be utilized for further analysis or even deciphering how one’s own game compares.

Sort a collection page by issue number or card number.  This would be similar to sort option available on search and browse set pages.

Watara supervision was a failed gameboy competitor with over 60 games, three hardware revisions and released in multiple regions, including US, germany, UK, and some asian countries. It is currently not possible to add either the system nor the games properly.

Adding half grade (7.5,8.5,9.5, etc.) would be awesome in understanding the price differences between a half and full grade. Seeing a lot of 8.5 grades come back from CGC and the pricing compared to the full grade below and above is vastly different between cards.

We can add the Bandai playdia system