ACHIEVEMENT - HOW TO UNLOCK Bear Apocalypse - Terminated a dozen (12) bears in a single blow. Bear Bane - Terminated six bears in a single blow. Ca-ching! - Created your first treasure chest. Kings before Dukes - Built your first mega-castle using four or more mansions. Royal Welcome - Built your first castle. Showoff - Built your first mega-sky-castle using four or more castles (yeah, yeah, we know you're good at this!). Triple Castle - Built your first floating Triple Castle .. the pinnacle of civilization!. Upper Class - Built your first mansion. Upper-Upper Class - Built your first two-tier mansion using four or more houses. Walking on Air - Built your first sky castle.