In the aftermath of 1st Nega Invasion, Sonia, Solas and the others meet the Mobians from another Universe, Rosie Rose and Prince Heat Soleanna-Lowe. Rosie is Sonic's and Amy's daughter but she is mute as Prince Heat is Klaue's and Blaze's son, he is arrogant but he can backup by his powers but he is humilated by Solas for being a year younger (Lowe leadership is given to the oldest).