Where can you find Sonic RPG X 10?

"Sonic RPG X 10" is not a known game or a common term used in gaming communities. It's possible that you might have misremembered the name or it might be a very obscure or fan-made project.

Here are some things to try:

* Check your sources: If you saw this game title somewhere, double-check the source. It could be a typo or a misunderstanding.

* Search online: Use search engines like Google or DuckDuckGo to search for "Sonic RPG X 10" along with keywords like "game," "download," "ROM," or "fan game."

* Look for fan communities: Explore Sonic the Hedgehog fan communities online (like forums or Reddit) and ask if anyone knows about a game with that name.

* Check ROM sites: If you think it might be a ROM, check reputable ROM sites for a game matching the description. However, be aware that downloading ROMs can be a legal grey area, so be cautious and respect copyright.

If you provide more details about the game, like what platform it might be on or any other information you remember, it may help find it.