Cost: 175 / 200 HP: 1500 Armor: 5 Building Time: 70 Boneyard The Boneyard is where Frost Wyrms are created. The Freezing Breath ability is also researched here. Units Produced: Frost Wyrm 385 / 120 / 7 Flying heavy assault creature. Can learn the Freezing Breath ability. Attacks land and air units. Frost Wyrm Upgrades Available: Freezing Breath 150 / 275 Upgrade Time: 60 sec. Enables Frost Wyrms to use the Freezing Breath ability. When cast on a building, temporarily stops production. Freezing Breath Back to the Buildings Index