1. Participate in the design and implementation of the core combat gameplay and mechanisms of the game's main character, ensuring a smooth and challenging player experience. 2. Participate in the development, implementation, and optimization of the main character's skills, ensuring that skill design is closely integrated with the game's gameplay. 3. Design and develop monsters and BOSSES in the game, including level design and white box construction, to enhance the richness and fun of the game. 4. According to the game type, improve the combat system, including but not limited to camera assistance, AI group management, and the optimization of the sense of impact, to enhance the player's immersion.