On the Eve of the Summer Sun Celebration, the forsaken Princess, Nightmare Moon returns to claim her vengeance upon the ones who had shunned her and her night. As Nightmare appears and lashes out at Twilight, a rushed defense spelled causes an unknown being to crash onto the scene right after Nightmare, saving the lavender unicorn in the process. With a cocky grin and devil don’t care attitude, the unknown blue creature smirks and challenges the Nightmare without a second thought.

Theme:It Doesn't Matter: Passion and Pride

(Yes...This Will be Sonic Boom X My Little Pony Crossover. More then likely not the first but certinly not the last)