Trench Knife

Overview
"Designed for smashing through helmets and stabbing opponents in the tight conditions of trench warfare, the trench knife was supposed to be a devastating last ditch weapon in the carnage of WWI, but was manufactured at the end of the war and became popular among the paratroopers and Marines of the US. military during WWII. That popularity remains undiminished, as survivors make use of these blades to puncture the skulls of the infected."