The macuahuitl was the iconic weapon of the Aztec warriors. At first glance, it looked like a wooden sword. But along its edges, sharp obsidian blades were set into grooves, creating one of the deadliest cutting edges in the ancient world. Obsidian, volcanic glass, could be sharper than steel — sharp enough, Spanish soldiers said, to decapitate a man or even a horse in a single blow. Unlike European swords, the macuahuitl was not made for stabbing, but for slashing and disabling enemies. In Azte

Macuahuit aztec weapon explained | Aztec Nation

A macuahuitl is a weapon, a wooden club with several embedded obsidian blades. The name is derived from the Nahuatl language and means "hand-wood". Its sides are embedded with prismatic blades traditionally made from obsidian. Obsidian is capable of producing an edge sharper than high quality steel razor blades. | Mexican Indigenous Truth

Carving a Macuahuitl the wooden sword of Aztec Warriors | Crafty Panda