yes her name is sonia the hedgehog
It the same day as Sonic and Sonia's because they are triplets
Sonic has a brother (Manic) and a sister (Sonia).
If they met probly, by the way peeps she doesn't like knuckles
Only from Sonic Underground, but it's not canon. Manic and Sonia are his siblings.
Sonia the Hedgehog is Sonic's sister.
Shadow doesn't even know Sonia, but if he did he might.
No. Sonia is a fictional game character.
Sonia
"Manic the Hedgehog is a green anthropomorphic hedgehog from the Sonic Underground animated series. He is the brother of Sonic the Hedgehog and Sonia the Hedgehog, as well the son of Queen Aleena." So basically, Sonic's brother is Manic the Hedgehog, and Sonia the Hedgehog is Sonic's sister.
knuckles.
If you mean Sonic the Hedgehog "stuffed animals" , than yes, there is.
yes
egg plant or magenta
yes her name is sonia the hedgehog
He has a brother named Manic the Hedgehog and a sister named Sonia the Hedgehog.
sonia is sonic's sister in sonic underground you will find out about that and manic the hedgehog is sonic's brother