Play on Normal first. Hard is unforgiving without parry muscle memory. The game is short (5–6 hours) but designed for replays on higher difficulties with fully upgraded gear.
As Raiden walked away from the ruins of The Scythe's hideout, he received a message from an unknown sender. The message was simple: "The truth about your past is out there. Seek it out." Metal Gear Rising Revengeance 2014 Reloaded
The engine allows for nearly any environmental object or enemy limb to be carved into hundreds of individual pieces along the exact line of the player's strike. The definitive PC Version (2014) Play on Normal first