ESTSoft announces details on the fourth episode of CABAL Online, a free expansion which will go live later this month for both the US edition and the European edition of this free-to-play MMORPG. Episode IV is titled Porta Inferno, and it will expand the game's level cap to 180, add a new hunting region, and introduce a range of stunning new skills. They say: "It will continue to build on the winning formula that has made the game a global success, with fast-paced action, a unique combo system and spectacular skill animations."