The Zande Spear: Four bladesmiths must forge J. Nielson's favourite blade, a Damascus European dagger, before moving on to the Zande spear. (S5, ep 4)
Makraka: The finalists are tasked with crafting the Makraka - the sickle-shaped blade that was the favoured close-range weapon of the Zande warriors of Central Africa. (S4, ep 4)
The Falcata: Four bladesmiths must create a blade out of high carbon steel while also forging the hammer they'll use to make it. (S3, ep 4)
Spiked Shield: After being tasked with forging a blade from three or more different metals, the two finalists must prepare to craft a spiked shield. (S2, ep 4)
Viking Battle Axe: After forging a weapon out of a "train spring", the two remaining bladesmiths will have to create a mighty Viking battle axe to prove their skill. (S1, ep 4)
Karabela: Four bladesmiths are tasked with forging blades out of steel from a chain and a sprocket, before moving on to craft the iconic Karabela sabre. (S5, ep 3)
The Katzbalger: Four competitors look to secure a place in the final where they will be tasked with forging the intricate renaissance side-arm, the Katzbalger. (S4, ep 3)
Butterfly Swords: Four contestants forge a signature blade from a pile of tools with the two survivors charged with crafting two Chinese Butterfly Swords to become the champion. (S3, ep 3)
The Scottish Claymore: Four bladesmiths have to work without any electricity in a gruelling qualifier, before the two finalists must forge the legendary Scottish Claymore. (S2, ep 3)
Chakram: Four bladesmiths compete to make the best weapon out of reclaimed metal, with the best two going forward to create a deadly Indian throwing weapon - the chakram. (S1, ep 3)