Sonia was Sonic's (and Manic's) sister in Sonic Underground. She did not appear in any games.
On the Internet
Manic and Sonia are Sonic's brother and sister in Sonic Underground only.
yes in sonic underground ep. 29
Only from Sonic Underground, but it's not canon. Manic and Sonia are his siblings.
Sonia was Sonic's (and Manic's) sister in Sonic Underground. She did not appear in any games.
Sonia and manic were created for sonic underground specifically and will not appear in any later shows or games. Sonic x and sonic underground follow entirely different cannons and plots. His medallion was also created only for the underground show. The resistence, the medallion, Sonia and manic never existed in sonic x, and never did exist anywhere besides underground. Since underground was cancelled, we will most likely not hear from them again.
Sonia is Sonics sister in Sonic Underground
Sonia and Manic were only characters in Sonic Underground so they are not in Sonic X.
No. Sonia is Sonics sister in Sonic Underground
In Sonic underground they are
On the Internet
sonia is sonic's sister in sonic underground you will find out about that and manic the hedgehog is sonic's brother
Manic and Sonia are Sonic's brother and sister in Sonic Underground only.
Her name is Sonia and she is from Sonic Underground. Shes is a hedgehog with a pink and purple color scheme. Just google "Sonia- Sonic Underground"
Sonia was in Sonic Underground, where she was Sonic's (and Manic's) sister. She did not appear in any games.
Most people didn't like Sonic Underground so they cancelled it. Personaly, I liked Sonic Underground and still watch episodes on youtube. It is a shame they cancelled it. Because of this, Manic, Sonia, and Sonic never meet up with their mother, defeat Dr. Robotnick, or fulfill the prophosy.