The Curse Claims Multiple Lives
There had, already, been six people that had died to try to find the treasure. One was Maynard Kaiser, who found a piece of sheepskin with a message on it. Immediately afterward, he fell to his death in a deep hole called the Money Pit.
Source: ninjajournalist.com
Consequently, the Lagina brothers knew they would have to take the best team with them to the island and take every precaution possible, preparing for every eventuality. They were determined to uncover the mystery and discover the hidden treasure.