Stirring Up a Hornet's Nest

This is the sixth episode of Survivor: Hundred Islands.

Challenges
Reward Challenge: Survivor Sudoku One by one, survivors must swim out to sea to collect four bundles of puzzle pieces to a sudoku puzzle. Once all pieces are retrieved, the entire tribe must solve the sudoku puzzle using the numbers written on the puzzle pieces. Once solved, the survivors must use the highlighted numbers on a combination lock to release a flag. First two tribes to finish wins reward. Reward: Both winning tribes will share a Filipino-inspired buffet feast, but the tribe in first place gets to win an open bar. Winners (according to finish): TBA

Immunity Challenge: Magellan's Cross Before the challenge, Jeff will tell the tribes the story of how Ferdinand Magellan reached the Philippines. At the challenge, the tribes (with its members tethered together) will have to navigate themselves around a massive maze to find five stations, each containing a question from the story. If the answer is correct, they will find a ladder rung. If not, they will find a twig which they would have to toss at the central fire pit before grabbing the rung. Once all five rungs are collected, the tribe may unclip themselves and assemble their ladder. First two tribes to reach the top wins immunity. Winners (according to finish): TBA

Night 14
The Sarangay tribe returns to camp after voting Casey out. Glenn admits to Aminah he regrets casting his vote on Casey. Aminah understands, but is mildly upset now that the number have tipped against them. At Diwata, Tara tells George and Diana that she and Carlos was going to vote Sam out after focing his plans on them. Down to four, Diwata vows to be a unified group.

Day 15
Breakfast at Sarangay, Aminah asks Starr if she and Glenn will be gone next. Starr makes no promises. The tribes arrive at the next Reward Challenge, where Jeff reveals that the two winning tribes will share a feast, but the tribe in first gets to win an open bar.