In the Arena

22 challenges ran this season — 14 with immunity on the line and 9 for reward.

1. Episode1

   • Unchained

     The format: Lock Step

     Immunity

     The tribes will be chained together and must navigate through an obstacle course. After each station is completed, each tribe must gather a series of keys to unlock sections of a chain, which are blocking the finish line. One member must then retrieve a flying fox which will lead to the key that unlocks the final gate for the rest of the tribe. The first tribe to unlock all the sections of the chain and cross the finish line wins.

     Jaburu wins

2. Episode2

   • Flip Out

     The format: Blind Leading the Blind

     Reward

     Each tribe must designate a caller. The rest of the tribe members are divided into three pairs and blindfolded, and the caller must guide their tribemates so that they can retrieve 30 designated giant puzzle pieces surrounded by obstacles. Once all 30 pieces are collected, the tribe members must remove their blindfolds and work together to solve the puzzle. The first tribe to solve the puzzle wins reward.

     Reward: Jar of fish bait

     Jaburu wins

   • Total Recall

     Immunity

     Both tribes will be given two minutes to observe a traditional Amazon home. After the two minutes are up, host Jeff Probst will ask the tribe a series of questions about the Amazon home. The tribe that scores the most points out of ten wins.

     Tambaqui wins

3. Episode3

   • Matchmaker

     Reward

     Each castaway will have a basket containing five items. The castaways must try to match one of their items with another castaway. The first to match all items wins.

     Reward: Toiletries

     Jaburu wins

   • The Great Escape

     The format: Jail Break

     Immunity

     Each tribe will be locked inside a prison-like cage. In order to escape, the tribe members must untie a series of ropes in order to release a machete. Then the tribes must use their machete to cut through a rope, then they must undo another series of knots in order to release a plank, which will in turn release a pole. They must use the pole to retrieve a set of keys on the outside of the cage. Once the keys are collected, they must unlock their chains and release their escape hatch. The first tribe to do so wins.

     Jaburu wins

4. Episode4

   • Light My Fire

     The format: Fast Fire

     Reward

     The tribes are given flint and steel to make a fire big enough to burn through a rope, releasing a section of a banner which spells out a syllable their tribe name. Once a section is unfurled, the tribes move the fire to next station. There are four flag sections to be lowered. The first tribe to successfully lower all sections of their flag wins.

     Reward: A refrigerator stocked with Coca-Cola

     Tambaqui wins

   • Gone Fishin'

     Immunity + Reward

     Provided with fishing equipment, the tribes have one hour to catch as many fish as possible inside a fertile fishing area. The tribe with the larger haul wins.

     Reward: The winning tribe also gets to take all the fish they caught back to camp with them.

     Tambaqui wins

5. Episode5

   • Up the Creek

     Immunity

     The two tribes must find the names of five pictured animals (from a group of ten) inside a word search, then paddle around the small island to retrieve the five flags with matching images.

     Jaburu wins

6. Episode6

   • Log Jam

     Reward

     The tribes will face off in a log-rolling competition. The first tribe to win five matches wins.

     Reward: Spices, fruits, and vegetables

     Tambaqui wins

   • Piranha Feast

     Immunity

     Both tribes have ten minutes to rip shreds of meat from a hanging slab of beef and place it into a basket for weighing. The tribe with the heavier basket wins immunity.

     Tambaqui wins

7. Episode7

   • Perch

     Immunity

     The castaways must stand on a perch as long as they can, while certain food items are offered to tempt them to bail out. Furthermore, they cannot touch the perch's structure. The last person left standing wins immunity.

     Won by Deena

8. Episode8

   • Mud Bungee

     Reward

     In groups of three, the contestants must retrieve five colored flags in a mud pit while attached to a bungee cord. The winning team moves onto the final round – on their own, they will retrieve three flags.

     Reward: Bath, banana split, and brownie sundae

     Won by Dave

   • Face Off

     The format: Survivor Quiz Show

     Immunity

     This challenge will use questions about Amazonian (and Brazilian) culture. Players each have a mask held in place in front of a battering ram. Three chops of the rope and the battering ram smashes the mask, causing its corresponding castaway to be out of the challenge. The last person remaining with his or her mask wins immunity.

     Won by Jenna

9. Episode9

   • Weapons

     The format: Choose Your Weapon

     Reward

     The first eight will try to hit a target with a blowdart. The four players closest to the center move onto the second round, throwing spears. The two closest climb a tower for the final round, trying to hit the target with a bow and arrow. The player closest to the center wins.

     Reward: Afternoon at a makeshift coffee bar

     Won by Alex

   • Amazon Menu

     The format: Buggin' Out

     Immunity

     For the first round, the castaways must eat an Amazonian grasshopper. First six to finish move on. Second round, they eat 10 live coconut worms. First four move on. Third round, five beetles. First two move on. For the final round, they must eat live Amazonian beetle larva. The first to finish wins Immunity.

     Won by Matthew

10. Episode11

    • Q and A

      Immunity

      Answer questions about the players in the game, then try and guess the answers most commonly given for the same questions. First to five points wins.

      Won by Rob

11. Episode12

    • Paddle

      Reward

      The six contestants must dig up a paddle hidden beneath a group of sand mounds. Once they do that, they take one of four local canoes, paddle to a floating crate, read the multiple choice trivia question, choose the bag corresponding to the correct answer, paddle to the other side of the river, open the bag at one of two solving stations, and solve the Anaconda puzzle (if the wrong answer was chosen, the pieces will be black, and players must return). First to solve the puzzle wins.

      Reward: One-hour loved one visit at a shared picnic.

      Won by Matthew

    • Shoot 'N' Shuffle

      Immunity

      Slingshots must be used to break hanging plates with shuffleboard discs attached. After ten shots,the contestants took all of their discs (smashed by them, or by someone else) and used them on a shuffleboard table painted to resemble South America. The player closest to the X (representing their current location) wins.

      Won by Jenna

12. Episode13

    • Try Again

      The format: Survivor Pentathlon

      Reward

      The contestants must untie a series of knots to open a gate, flip over seven puzzle pieces and arrange them to form a traditional image, rope swing across a gully, decode a wheel puzzle, grab the corresponding key, unlock a flying fox, and slide down to retrieve the final key.

      Reward: A brand-new Saturn Ion, along with a tailgate barbecue lunch (car)

      Won by Matthew

    • Out on a Limb

      Immunity

      Castaways must maneuver through a ropes course. There are five obstacles – a rope tunnel, rope swing, disc walk, swing steps, and a V tunnel – each heading outwards from the center. They must retrieve a colored feather at each and hang it around the center pole. The first to hang all five around the center pole wins.

      Won by Matthew

13. Episode14

    • Braille Maze

      Immunity

      Blindfolded, the final four must move through a maze using guideposts for assistance, searching for four medallions representing earth, air, fire, and water. First to get all four medallions and return to the center wins.

      Won by Jenna

    • Will Power

      Immunity

      Prior to the challenge, the three remaining contestants must build and decorate a headdress for themselves. At Tribal Council, they have to stand on a tiny plank holding the headdress (now attached by beads to a collar around their necks) above their head for as long as possible.

      Won by Jenna