Erebos:
This island has active volcano which is basically the island itself. Volcano is in the middle of it. To reach center of the Volcano You have to climb to the top of it. Going from Erebos city to Volcano center You gonna meet
Cerberus and
Fireballs. You can find these monsters only in this island. In the top of the Volcano You will find a cave which leads inside of volcano. There's two more monsters which can be found only in Erebos, it's
Hellguards and
Behemoths. On the way to Volcanos cave You gonna find some barriers which needs to be opened by You and other players. So bring your friends and go on the adventure to the Volcano!