Billabong Challenge The Mystery Left. Word Search Puzzle Solver. Billabong Challenge The Mystery Left word Search Puzzle Game. Find words related to movie actors, actresses, and genres. Word Search Puzzle Solver. Most professional surfing contests hold their final at a charity beach on a Sunday afternoon regardless of wave quality. The Billabong Challenge a bold new direction in competition surfing enticed 8 hot surfers from around the globe to battle a dangerous shark infested reef at a secret location on the remote desert coast of Outback Australia. Held over a 14 day period enduring harsh elements till time and tide set perfect conditions for the ultimate challenge. This includes identifying and searching for words that are related to : Kelly Slater, Documentary, Rob Machado, Mark Occhilupo, Sunny Garcia .