Be still your gamer heart: Microsoft just released a trailer for the hotly anticipated Dark Souls III, and it's a doozy.Set to an appropriately dramatic, operatic score, the trailer takes you through the game's beautiful and terrifying landscape and gives you a taste of what the gameplay will look like.Dark Souls III is actually the fourth installment in the Souls series, after Demon Souls, Dark Souls, and Dark Souls II. In the series, players battle through a ruined medieval landscape overrun by monsters. The series is known for its difficulty, putting gamers through their paces and requiring a level of patience most of us have trouble reaching.Developed by the Japanese company FromSoftware, Dark Souls III will be released sometime in early 2016 on Playstation 4, Xbox One, and Microsoft Windows. Prepare yourself.