Four Forged in Fire champions return for a chance to prove who among them is the best of the best in a challenge that leaves no room for error: a high carbon steel inlay. After two surprising rounds of competition, only two will move on.

Four former contestants, back in the Forge by popular demand, return for a second shot at victory and redemption in an all new challenge full of unexpected twists.

Four new contestants must choose wisely as they try to craft a blade of their signature style from a pile of tools, both old and new. Then the stakes are doubled when, for the first time ever, they must forge not one, but two swords in the final round.

Four bladesmiths must create a blade out of high carbon steel while also forging the hammer they'll use to make it. After an extraordinary round of testing, only two move on to the final round.

Four new bladesmiths step up to the challenge of forging blades using pieces of steel harvested from some monstrous power tools. While some smiths excel under the pressure, others are pushed to the limits of exhaustion in the heat of the Forge.

Four new bladesmiths have their creativity put to the test when they are tasked with making a serrated blade out of only the tools from the table in front of them. They must harvest enough steel to forge the blade.

Four bladesmiths must use the steel from a suit of armor to create a signature blade. After a tense round of testing, only two move on to the final round where they'll have just five days to create a weapon historically used for both combat and hunting.

When a group of new bladesmiths enter the forge, they're met with a challenge they never saw coming. They must grab the steel they'll use to make their blades from an imposing piece of construction equipment.

Four bladesmiths must salvage steel from a junkyard to create a signature blade using a hand-cranked coal forge. After a smashing round of testing, only two will move onto the final round where they'll have just five days.

Four new bladesmiths are put to the test when they must forge a bayonet blade and engineer it to attach to a rifle. After a round of grueling tests on their bayonets, the final two bladesmiths are sent home to spend five days forging.

Over the course of three seasons, 26 bladesmiths have been crowned Forged in Fire champion. Tonight, prior winners return to prove who among them is the best of the best by forging a blade using canoe damascus.

Four competitors must forge weld blades for friction folders from tiny cubes of steel. After hammering through the testing, two smiths will return home where they will forge a German Zweihander.

Four new bladesmiths face the unprecedented challenge of forging the barrel of a gun into a lethal knife. After a round of brutal testing, the final two bladesmiths return home where they have five days to forge one of the most legendary blades.

Four blade smiths must create a signature blade using a randomly chosen mystery technique. After a brutal round of testing, only two will return to their home forges where they will reproduce a Japanese Naginata.

For the first time ever, four bladesmiths must use high carbon steel to forge a hatchet. After an intense round of testing, only two can chop their way to the final round where they'll have just five days to create an ancient Indian weapon.

Four previously eliminated bladesmiths return to the forge for a shot at redemption, but they face a challenge that will make their climb to the top more difficult than they imagined. After two rounds of competition the two remaining smiths face off.