The Frozen Hearth DLC unearths a forgotten region deep underground where the strongest warriors vie for glory in The Tempering, a series of puzzles and challenges that will propel players’ transformational skills and creativity.Players will be rewarded for passing the honed testThe Frozen Hearth DLC unearths a forgotten region deep underground where the strongest warriors vie for glory in The Tempering, a series of puzzles and challenges that will propel players’ transformational skills and creativity. Through the Trial of Refinement, players will gain new Killer Bee and Mechanic forms that can be used in the DLC and in the main game. … expansion