The first Forged in Fire round sees them making a karambit, a small Southeast Asian curved knife with a curved blade that has a double edge.

Caswell plans to sell the Morphing Karambit for US$650, but first off he's running a Kickstarter campaign to fund production, where they are available for pledges of $450.

Learn how to forge a Karambit knife with this comprehensive guide. Follow step-by-step instructions for shaping and tempering the blade, creating the distinctive curved design, and adding a handle ...