Nexon has released the trailer that you see when you finish the demo for The First Berserker: Khazan, showing more of the game off ahead of release. The First Berserker: Khazan is a hardcore action RPG based on the Dungeon Fighter Online (DnF) universe, Nexon’s flagship IP with more than 800 million players worldwide. The First Berserker: Khazan captures the essence of Dungeon Fighter Online with its blend of flashy hack-and-slash combat and hardcore difficulty, delivering polished, high-impact action.