You are Sonic and Shadow's daughter, you have a twin brother named Nightmare, right now you and Nightmare are in a middle of a tackle fight, you are more like Shadow when it comes to personality and fashion and Nightmare is More like Sonic, but you have the power to run so fast you teleport...you just haven't discovered it yet, Nightmare has the power to run so fast he fazes through a wall

Shadow: "WHAT IN THE WHOLE MOBIUS IS GOING ON HERE!?"

Sonic: "Yeah! what are you two doing!?