Description
Everyone knows that Sonic the hedgehog is the fastest thing alive. But what if another speedster from yet another dimension comes that can match the great Sonic's speed? Due to a glitch in the Elements of Harmony, human Rainbow Dash finds herself in the same world the whole Sonic crew is. At first she's weirded out by being in an alternate world, but grows comfortable in Christopher's (or Chris's) house. But when a chaos emerald touches her magical geode, her magic becomes more uncontrollable by the day. She goes on long and very fast runs with Sonic to make up for the extra energy, but the magical tension is still building. And with Dr. Eggman believing he can use her for an infinite energy source for his robots, how will Sonic and his friends manage to help her control her powers before it consumes her life? The main two sets is the Sonic X world and Equestria Girls. Equestria will me used occasionally. Will include more Sondash moments in sequel with a few in here. This is a shipping experiment series.
Prolog
