Rainbow Billy: The Curse of the Leviathan on
The Rainbow Pool (Mermaid Curse #3) by Louise Cooper
Rainbow Billy: The Curse of the Leviathan Review – GameSpew
Kirby and the Rainbow Curse - World 2 Treasure Chest Guide
Kirby and the Rainbow Curse is a Fun, Misshapen Adventure
Kirby and the Rainbow Curse Review – Wizard Dojo
Kirby and the Rainbow Curse - 100% Walkthrough - Level 5-Boss Hooplagoon of the Lake
Green Valley, Kirby Wiki
Kirby and the Rainbow Curse is fun, but does it need to be on Wii U? - Polygon