Conversation so far:
What was the Sonic Underground's plot?
Sonic Underground follows a main plot where Sonic was forced to separate from his mother due to a prophecy told by the Oracle of Delphius.
What was the relation between Sonic Underground and the plot?
The show takes place in a separate canon and continuity than any other Sonic the Hedgehog media.

Question: Are there any other interesting aspects about this article?
Self-contained rewrite: Are there any other interesting aspects about this article on Sonic Underground other than the plot?