【Exciting Medieval Protracted War】Players must face waves of various powerful enemies and constantly challenge their limits 【Build your own fighting style】Players can unlock more skills and strengthen player attributes through each round of battleUp to 24 kinds of skills can be matched by yourself to build your own fighting style 【Powerful Apex Skill】Players can release secrets at critical moments to severely injure the enemy and turn the tide of battle 【Fight with comrades】A total of 4 comrades with different backgrounds can choose to go to the battlefield with youMake good use of the special attributes of comrades-in-arms to effectively fight powerful enemies for players 【Invasion of Chaos Demon Realm】The breath of death will attract the invasion of the devil world, players must fight against the four legionsAll kinds of sudden monsters will also become a major crisis for the player's survival