In the show Sonic Underground, they are his siblings. Otherwise they don't even exist.
yes they are
No, at least not in the games. In the cartoon Sonic Underground (which is not canon), he had a brother, Manic the Hedgehog, and a sister, Sonia the Hedgehog.
Sonia is Sonics sister in Sonic Underground
Manic the Hedgehog is a master thief due to growing up with a thief named Ferrel after Queen Alena the Hedgehog split up Sonic, Manic, and Sonia. He can lock pick, get away with stealing, and hack computers. He also, he is able to control seismic activity with his drum set if that helps.
From Sonic Underground, his brother and sister are Manic and Sonia. -CNCOMICS His brother, Manic the Hedgehog, likes to steal things and although he and Sonic look alike, his hair is more wild and his fur is green. His sister, Sonia the hedgehog, is the most responsible among the three siblings. Her fur has a reddish shade and her hair has a purplish-pink color. She appears to be crushing on Knuckles the Echidna.
manic then sonic then sonia
Manic is sonic's brother & Sonia is sonic's sister
manis the hedgehog is sonics brother. he also has a sister named sonia. if you wanna see them they're shown in sonic underground
Sonic's brother is "Manic" and his sister is "Sonia."
Sonia is the sister of Sonic and Manic is the brother of Sonic. Notice how the SO in Sonia and the NIC in Manic make SONIC.
Sonic has a brother (Manic) and a sister (Sonia).
Manic and Sonia are Sonic's brother and sister in Sonic Underground only.
sonia is sonic's sister in sonic underground you will find out about that and manic the hedgehog is sonic's brother
No, at least not in the games. In the cartoon Sonic Underground (which is not canon), he had a brother, Manic the Hedgehog, and a sister, Sonia the Hedgehog.
Sonia is Sonics sister in Sonic Underground
Yes sonic has three brothers; Knuckles,Shadow and the third one i do not know the name of but know he is grey but not silver cuz hes from the future. Sonia and Manic are only sonics siblings in sonic underground in Pretty much every thing else sonic these are his brothers and as far as I know he doesnt have a sister
yes, in sonic underground his brother and sister names are manic and sonia
No. Sonia is Sonics sister in Sonic Underground