Four blade smiths must forge a Marine K-Bar all-purpose knife from multiple small blocks of steel. Ultimately, two smiths manage to reach the final round where they must recreate the iconic Glaive Guisarme polearm.

Four smiths must forge a multipurpose weapon from old rescue tools; after narrowly escaping elimination, two smiths head back to their home forges to recreate a unique utilitarian tool, the Russian Pioneer Sword.

Four bladesmiths are tasked with forging friction folders from a huge steel coil; in the final round, the two remaining smiths head back to their home forges to create a blade that requires both precision and detail: the French smallsword.

Four bladesmiths take a shot at forging a signature blade from the steel rings of a whiskey barrel. They must quickly adapt when they realize there may not be enough hardenable steel to go around. After an intense round of testing, the final two smiths head home to forge an instrument of Chinese warfare: the qinglong ji.

Four bladesmiths must craft a signature blade from a massive piece of elevator cable; the final two competitors return home to re-create a sword wielded by some of history's fiercest soldiers: the Two-Handed Landsknecht Sword.

Four bladesmiths must build coal forges using materials scavenged from a storage unit and forge signature blades without any power tools; the remaining two smiths return home to recreate a bardiche, a brutal European pole axe.

Four smiths determine their fate when they have to select a forging technique ranging from easy to difficult. They must choose wisely as their selection will directly impact their next round. Ultimately, two smiths must recreate the Ikakalaka African Sword.

Master bladesmiths are challenged to re-create some of history’s most iconic edged weapons, then a panel of judges tests the weaponry and decides who is the “Forged in Fire” champion.

Four bladesmiths must kick their skills into gear when they’re tasked with forging blades out of steel from a chain and a sprocket, but only two will secure a spot in the final round, where they have five days to forge the iconic karabela saber.

Four blade smiths find the devil is in the details when they must combine two or more steels to forge J. Nielson's favorite blade, a Damascus European dagger. In a challenge where symmetry and precision can make or break a blade, two smiths produce knives that survive J.'s merciless tests. In the final round, they have five days to forge a fearsome pole weapon–the Zande Spear.

Four bladesmiths are tasked with forging a Crusader's dagger from a thick rod of W1 steel; the final two smiths must create Robin Hood's steel takedown bow.

In a twist of fate, four smiths must forge a twist and stack Damascus blade. After two rounds the last two smiths standing must return home and recreate the Darb Sri Gun Chai, an enormous, double handed Thai battle sword. Two beautiful swords will be tested to their limits, but only one can be proclaimed the Forged in Fire Champion and win the prize of $10,000.

Four bladesmiths must forge a blade using steel harvested from a vintage pinball machine; two smiths advance and return home to build a weapon rooted in savagery: the Barbarian Sword.

Bladesmiths face challenges when they forge a canister Damascus blade from three different steels using three separate cans; two finalists head back to their home forges to re-create two of history's most reliable hunting weapons.

Four of the top smiths from around the world compete in an international championship; two smiths return home empty handed, while two go on to recreate the Spadroon, a weapon that transcends borders, in their efforts to bring home the title.

Four brave smiths are thrown for a loop when they must forge together rusty chain mail and high quality steel to produce Knights Templar Crusader Daggers in Round 1.

Four brave competitors march into a dry moat where they must resurrect old swords and forge them into a Viking Seax, using the time-tested coal forge. With hammers in full swing and multiple obstacles in their path, the smiths exhaust every ounce of their strength to produce weapons fit to withstand any test imaginable. In the final challenge, the remaining two smiths voyage home to recreate a pair of deadly Viking War Axes in their final fight for the coveted title of Forged In Fire champion.

In the third round of the Battle of the Branches, four Marines are tasked with forging the KA-BAR. As an additional challenge, these smiths must adapt and overcome to forge together metals from a massive anchor using the San Mai technique. After a punishing round of testing, the two surviving smiths return home to forge the Marine Corps Officers Sword.

Four bladesmiths are tasked with forging fantasy blades from a meteorite, battling difficult forge welds they create their one of a kind blades. The final two head to their home forges to re-create a legendary weapon: Attila the Hun's Sword of Mars.

The odds are stacked against four bladesmiths when they each forge a chopper in a distinct Damascus pattern; two smiths return home to re-create one of the most widely used and dangerous medieval weapons, the falchion.

A quartet of bladesmiths are tasked with making canister damascus using barbershop tools, but before the knife making can begin, they must harvest their cans from an old barber's chair.

Four smiths are tasked with creating signature blades from 1095 steel. As time ticks by, new parameters will be added, keeping the smiths on their toes. Ultimately, two smiths make it back to their home forges to recreate one of the longest swords in the forge, the Chines Zhanmadao. Which smith will forge a blade worthy of $10,000 and the title of Forged in Fire Champion?

In a special five-part competition, top bladesmiths from each branch of the U.S. military compete to earn a spot representing their branch in a battle; four U.S. Army soldiers must forge a special forces V-42 stiletto; two smiths are dispatched to their home forges to build a U.S. Army officer’s sword.

Four smiths have to create a knife from the most mangled mess of a vehicle ever seen on the forge floor; the two surviving smiths return to their home forges to re-create a matched set of curved katars.

Smiths are asked to forge blades from pipe wrenches; two competitors advance to the final round during which they must recreate a rare axe-mace hybrid known as the Tabar-Shishpar.