This is my entry to the Ancient Tank Creative Contest on the World of Tanks Forum.
This is the Wooden Infantry Support Engine, or WISE for short.
Length: 16 feet
Width: 10 feet
Height: 6 feet, 10 with top-mounted ballista
Engine: 4 HP (Human Power, not Horsepower)
Rounds per minute: 1
Ammo capacity: 14 rocks, 4 bolts
The WISE is a mid-to-long range infantry support engine, used right behind allied archers.
It also has minor demolition capabilities, and can destroy wooden walls or buildings.
The left side of the back is reinforced to hold the weight of the rocks used as ammunition.
A close-up of the ballista.
The ammo storage containers.