Pushed to the brink, three competitors send shockwaves through the Outback.

In a grueling rocket stove challenge, a worst-to-first comeback by a dark horse secures a critical asset. A survivalist gets a big-game kill and plots to shift the balance of power. A top contender's shocking exit rocks the competition.

The friction fire challenge shakes everyone. Patrick is stunned when he must give up his gathered materials. Cheeny has an edge, but her strategy risks it all. Matt's blistered hands could send him home. One survivalist is eliminated.

With the $100,000 prize on the line, the final gauntlet of challenges tests each survivalist's bushcraft, bow and fire-making skills; the competition is neck-and-neck, with all three competitors seconds from claiming the title of Last One Standing.

Naked and Afraid's most skilled compete for $100,000 and to be crowned the franchise's best. Starting with no tools, they scramble to prep for a brutal storm and two competitors are at risk immediately. A cutthroat survivalist puts the others on notice.

As competitors rush to find cached items, Matt races to grab the bow before Jeff. A grueling migration features head-to-head tests of survival skills. A group forms to stop Jeff from finding more items. A survivalist plots to sabotage two competitors.

A deadly snake could take Matt out of the challenge – or become lunch. Survivalists' tracking skills are tested as they scramble to recover the remaining caches before their competition. Gary and Waz hatch a plan to coax Stacey into sending Jeff home.

Competitors battle for new resources in a grueling migration across punishing, elevated terrain. An injury puts Matt's challenge at risk. Waz unleashes a game-changing response to Jeff's cutthroat strategy. Two survivalists exit the challenge.

Gary and Dan take on a swarm of killer bees to chase a big food win. Fighting an injury, Matt is forced to adapt and chase small prey. Exhausted and hungry, Cheeny is on the brink. The challenge is upended as pairs are split and new factions are formed.

With competitors split into camps, simmering tensions come to a boil; Matt scores a meat win; Gary tries a dangerous climb to secure a critical cache; Jeff spirals after cutting his hand, burning his foot and facing backlash from the others.

Desperate for a kill, Matt lays down new hunting ground rules. Gary confronts Steven and Waz when a honey score might be stolen. In the first elimination challenge, a cold-blooded move creates head-to-head conflict. Two survivalists leave the challenge.

A serious leg injury puts Matt’s challenge in jeopardy. During a dangerous white-water migration, the survivalists and their rafts are battered. Tempers flare, and Gary squares off with Matt and Waz. New camp dynamics shake up the competition.

Two bitter rivals go head-to-head in a multi-step water and bushcraft elimination. Steven uses his tracking skills and out-strategizes Jeff to secure a critical cache. Gary forages a huge protein score. One survivalist is eliminated from the competition.

The survivalists face torrential rainstorms and then must make primitive fire to stay in the competition. The grueling challenge pushes even the most tested past their breaking point. In a neck-and-neck battle, the winner is crowned.

A day-one primitive blade challenge sends a pair of competitors home.

Survivalists search elephant scat and test their bushcraft skills in a bird trap challenge; to get an edge in the challenge, Dan and Ky make a trade; Gary is the first to score a hunting win; gale-force winds force a survivalist from the competition.

Survivalists must craft a primitive axe that can fell a tree; Jeff makes a desperate play to get a bow; a deep gash on Dan's hand threatens his challenge; Trish's camp crafts a fish net; a competitor is eliminated.

Territorial baboons mount a nocturnal attack, forcing survivalists to abandon their boma; competitors must craft a four-pronged spear to secure a catfish; a punishing challenge triggers an urgent ambulance evacuation during an African heatwave.

Bitter rivals Dan and Jeff must work together to grab a key survival item.

An elimination challenge tests bow-hunting and game-processing skills.

Dan's big game kill puts his camp in a power position. Gary's trek in scorching heat forces medics to intervene. For the first time ever, competitors face a night elimination. They must craft a primitive torch, using its light to build a figure-four trap.

Gary's food win is diminished when he falls ill after eating rotten meat and Fernando is in a power position after securing a critical tool.

Temperatures rise during a grueling challenge where survivalists must dig seep wells and boil water primitively.

A triple-elimination fire challenge cuts the field in half. A scorpion sting puts a competitor at risk and finalists must preserve fire, bushcraft a boom stick and master an unprecedented bow competition.

In the Australian Outback, 14 of Naked and Afraid's best, including Laura, Matt, Ky and Max, vie for the title. A legend suffers a third-degree burn and faces immediate elimination. Survivalists are warned when deadly taipan snakes surround their shelter.