Visualize a powerful bird king horse, embodying the spirit of an eagle, set against a majestic mountain range in an impressionistic style. The horse, with its flowing mane and colorful feathers, stands confidently in the foreground, its glowing eyes reflecting the strength and nobility of its character. The intricate patterns on its body add a layer of complexity, enhancing its regal appearance. The background features a stunning mountain landscape, with soft, blended colors that evoke the tranquility of nature. The impressionistic technique captures the essence of the scene, with a focus on light and color that creates a dreamlike quality. This image should convey a sense of adventure and power, inviting the viewer to immerse themselves in the majestic world of the bird king horse.