Metal Earth Harry Potter Buckbeak. Metal Earth by Fascinations. Build your very own museum quality hippogriff with this premium Metal Earth Harry Potter Buckbeak kit! From 11cm square metal sheets to a 3D sculpture for your desk, pop out the pieces and assemble them in the slots using the bendable tabs! The metal sheets have been etched with a pattern that gives your loyal friend a realistic feathered finish, just like in the Harry Potter movies!