The Giant Projectile Workshop, also known as the Oversize Projectile Workshop in the flash version of BMC, is a Special Building and is used to allow research of the Juggernaut upgrade. The Juggernaut Upgrade costs $10,500 and the Giant Projectile Workshop costs $13,000. The Juggernaut Upgrade is for the Dart Monkey, and is upgraded in the Monkey Academy. It takes 36 hours to build and it gives 500 XP once construction is complete. It consumes 40 power. It requires Level 18 to unlock.