This is for all characters, games, levels / stages, etc. that are involved in a cross-over that Sonic the Hedgehog (Character), or other related characters are somehow featured in.
To add an article, image, or category to this category, append
[[Category:Cross-Overs]] to the end of its page.
This category has only the following subcategory.
- [×] Crossover Games (2 P)