The Builder stone thrower is an artillery piece that night's Watch commanders can bring with them to battle.
Extremely cumbersome to move and poorly armored, the stone thrower more than makes up for it in offensive power
The thrower has no upper limit to its range, lobbing boulders over troops and terrain To land where needed.
The huge rocks It launches crush anything they land on with no defensive saves allowed. The larger the target, The more damage They can do!