Third-Person Action Game Prototype

I'm looking for an experienced game designer to create a prototype for a third-person action mobile game.

Key requirements:
- Design a captivating and engaging game concept
- Develop core mechanics and controls for a smooth gameplay experience
- Create initial level layouts and enemy/player interactions

Ideal skills:
- Proficiency in mobile game design
- Strong understanding of action game dynamics
- Experience with third-person perspectives

Please provide samples of previous work.