Played by over 20 million Adventurers - Black Desert Online is an open-world, action MMORPG. Experience intense, action-packed combat, battle massive world bosses, fight alongside friends to siege and conquer castles, and train in professions such as fishing, trading, crafting, cooking, and more!
If you don’t mind all the restrictions on communication and the like. Then again it’s basically a single player game masquerading as an MMO anyway so