Trenches were a common feature of the First World War and were a way of creating a holding line between two opposing forces. This created the stalemate that ensured that the First World War continued for much longer than it might have otherwise.
Creating a war game using trenches would be possible, but has its own issues, such as barbed wire to reduce speed of the soldiers, machine gun nests, and artillery units.
Here are some things to take into consideration:
Barbed wire: The use of barbed wire was quite extensive in the First World War trench systems. Any soldier going over the top trying to take an enemy trench would most likely have to traverse a set of wire. Any way the enemy could slow down the attackers would give their ...