Design a spritesheet for a minimal, hyper-casual 2D mobile game in a flat, 2D illustration style. The spritesheet contains nine square tiles, each defined by a single dominant color and a contrasting, clean frame with subtle shape variations to represent functionalities like damage, magic, or healing. The tiles remain simple and uncluttered, with no symbols or icons inside, emphasizing clarity and modern design. The frames themselves convey purpose through their unique shapes, creating a polished, playful, and approachable aesthetic perfect for vibrant mobile gaming experiences. Single Game Texture. In-Game asset. 2d. Blank background. High contrast. No shadows.