Pastel Ring Wrasse

Snapshot: Also known as the Candy Cane Wrasse. Juveniles flaunt silver-white bodies with fiery red stripes, earning them the nickname Candy Cane Wrasse. Adolescents rock a light blue hue with bold yellow stripes, while their faces transform into lush green with delicate red lines around the eyes.
 
Other tidbits: Can grow up to 30cm or so (fully grown males). Range extends from the Red Sea to South Africa, across to Japan, and south to Australia and the Great Barrier Reef.
 
Bare bones must know: Live rock fish-only system, or fish-only system. Larger sized aquarium needed to cater for its growth. Thick, sandy substrate.