

Area denial weapons. The name comes from the Old English “calcatrippe”, meaning “heel-trap”, which itself came from the French “chause-trape”, or “shoe-trap”.
Their design ensures that they will always land with one spike pointing up, so they can be scattered in the path of advancing enemies to slow them down or injure their feet.
Because the real assassin didn’t want the attention, and real heroes tend to have mysteriously short lifespans.
Letting a fall guy enjoy the fame and either prison time or exoneration gives our real hero a lot of headstart on disappearing and becoming someone else.