The Forgotten Realm is one of the Team Instances that you can go to. You can either invite people to be on the team with you or you can let the system find a team for you. There's a chance that you can win an Odin's Bracers, Leaping Rune, and a Soul Chest. On the hard mode, you can win Odin's Bracers, Leaping Rune, and Warrior Certificates. The boss of the Forgotten Realm is the Bonelord.