As someone well-versed in the realm of game development for mobile apps, I believe I possess the ideal set of skills to accomplish your objectives in developing a speed hack for "Rush." My extensive experience span's over six years and includes complete comprehension of mobile game mechanics and security. I've successfully created several game hacks, including speed hacks in the past, which will ensure consistent and excellent performance for your project.
My proficiency with different tools such as Unity, Unreal Engine, Blender, Maya, 3ds Max further attest to my capabilities and ability to handle complex tasks with ease. Quality is guaranteed in every project I undertake- an assurance borne out of my dedication and passion for game creation.
Not only will I create a sophisticated and effective speed hack for "Rush," but it will also remain undetectable by game security systems. You deserve a competent partner who shares your passion for creating extraordinary games; let's collaborate and witness the magic we can make.