Achievements

This achievement is gained upon defeating the following rare monsters in The Howling Stones:

• Sentient Bile
• The Spectre Sepulcher
• The Golem Master
• The Crypt Devourer
• Embalming Fluid
• The Skeleton Sepulcher
• The Crypt Spectre
• The Crypt Feaster
• Reanimated Plaguebone
• Howling Spectre
• The Crypt Excavator
• Mortiferous Protector
• The Crypt Keeper
• Skeletal Procurator
• The Undertaker Lord
• The Spectre Spiritualist