'Shin Megami Tensei: Devil Survivor Overclocked' is actually a port of the 'Devil Survivor' DS game from 2009. The original was widely considered to be a great RPG video game, and the port version provides several enhancements upon it. Some of these improvements include new voice-acting and a brand new eighth chapter to explore. The game was well-received enough to warrant a 3DS port with new features, so you may be wondering, what exactly makes 'Devil Survivor' so good? Well, there are a few key reasons.