The Knights guards go around pallets that are dropped on top of them instead of going through them. They're only supposed to go around if the pallet is dropped ahead of time.

Knights Guards have a bugged interaction around pallets. If a pallet is dropped during a chase with a guard, the guard will path around the tile as it should, but if the survivor stays at the palle...

When a Guard is chasing a Survivor, dropping a pallet causes the Guard to take a detour. During this detour, the Guard will ignore the Survivor even if they pass directly by them, until the Guard r...