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 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.

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.

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.

In the second half of the Road to Redemption competition four former smiths remain, each competing for a second chance to become a Forged in Fire Champion. For the first time ever, the two finalists must choose their weapon which they will create at their home forges. Which smith has the knowledge, skills, and craftsmanship to outlast the others, win $20,000, and earn the most elusive prize of all: redemption?

Four bladesmiths are in for a workout when they are tasked with forging signature blades from gym equipment. The competitors flex their skills, battling forge welding failures and warps. After a severe round of testing, the two remaining smiths have only four days in their home forges to recreate one of Japan’s deadliest swords: the Nagamaki. Who will master every detail of this giant weapon and emerge as the Forged in Fire Champion, earning the $10,000 prize?

Four bladesmiths are dispatched to the snowy winter tundra to forge a kukri with steel harvested from an old snowmobile; provided with no power tools, the smiths must fight to forge their blades with just hand tools and the dreaded coal forge.

For the 100th episode, four bladesmiths are tasked with forging a chopper and must choose from a mammoth pile of metals and materials from all previous 99 episodes; the two finalists head home to re-create the O-Katana.

Four bladesmiths must dismantle a forge and use that steel to construct a blade.

Seven competitors return to the forge for a second chance at glory and redemption; they'll have to create four different weapons and survive four rounds of testing; the smiths begin outside using the dreaded coal forge.

t's a battle royale for four bladesmiths when they are tasked with forging signature blades with an integral knuckle duster from a steel cage and barbed wire; Two bladesmiths must recreate one of Scotland's most famous and feared weapons.

Four smiths are tasked with forging signature blades by salvaging materials from a go-cart; the two remaining competitors have just four days to recreate the series favored by Genghis Khan.

Four bladesmiths honor American presidents by forging a replica of Teddy Roosevelt's Rough Rider Bowie; the remaining two smiths move on to their home forge to re-create George Washington's colichemarde.

Four bladesmiths must forge friction folders from a rusty pickup truck; the two smiths left standing head back to their home forges to re-create an exotic weapon wielded by ancient Southeast Asian warriors: the Javanese Kris.

The bladesmiths need to forge blades using the san mai technique; After the elimination round, two smiths are left to recreate the M1832 Foot Artillery Sword.

Four bladesmiths must forge signature blades from different sizes of spring steel. Competitors toil with the canister Damascus technique with varying degrees of success, and one smith sets a “Forged in Fire” record. Two smiths survive an intense round of testing and return home to recreate a legendary weapon: the Greek Kopis.

Four bladesmiths must scavenge a construction site to salvage their own knife-making materials; after a critical error sends one competitor home, the three remaining bladesmiths move on.

Four smiths must use the canister method to forge a signature blade, but welding failures and abandoned canisters leave some of the competitors scrambling; two smiths return to their home forges to create the Austro-Hungarian Hussar Saber.

In Round 2, four airmen from the U.S. Air Force must forge a bolo knife using the san mai technique to combine high carbon steel with helicopter parts; two smiths return home to forge an Air Force NCO sword.

Four U.S.Navy officers must forge a multipurpose naval Mark 3 dive knife with metal from a giant anchor chain; two sailors return home to re-create the intricate and iconic naval officer’s sword.

On the 50th anniversary of the first steps on the moon, bladesmiths compete to re-create a space-age M-1 NASA survival knife out of ball bearings; only bladesmiths with NASA-worthy engineered blades will to return home and construct a spiked mace.