Experience a vibrant and bubbly twist on a classic arcade formula with Rainbow Islands Evolution for the PSP. This reimagining of the beloved Taito platformer sees Bubby and Bobby ascending vertical levels by creating solid rainbows, which they can walk on or use to trap enemies. This updated version features new gameplay mechanics, 3D graphics, and potentially new characters or story elements. Explore colorful worlds, defeat quirky foes, and strive to reach the top of each challenging stage in this charming and accessible portable platformer, offering both nostalgic appeal and fresh ideas.