Order of Bone and Blade Skeletons have been hard at work in the Skeleton Forts, installing traps and hoarding weaponry – and now they’re under assault by the Dark Brethren’s Phantom fleet! Carve your way through this mêlée, unlock the Weapons Cache by defeating a Master of Arms whose skull serves as the key, then slay your way through the remaining threats to stake your claim to the Vault…