A whimsical illustration of a ghost icon, depicted as a playful, mischievous spirit, with a mischievous grin and a twinkle in its eye, surrounded by a halo of soft, ethereal light, floating above a misty, moonlit forest.

A stylized ghost icon with a bold, geometric design, rendered in a bold, neon green color, set against a stark black background, with intricate, swirling patterns and textures to give it a futuristic, otherworldly appearance.

A minimalist illustration of a ghost icon with a friendly smile, surrounded by a soft, white glow, floating above a dark background with a subtle gradient of purple and blue hues, conveying a sense of eeriness and mystery.