1) Melee weapon 
The macuahuitl (maːˈkʷawit͡ɬ (singular)) is a weapon shaped like a wooden sword whose name is derived from the Nahuatl language. Its sides were embedded with prismatic blades made from obsidian, a volcanic glass stone. It was similar to a large wooden club with grooves in the side to hold the sharpened obsidian. The maquahuitl (mācuahuitl, o...