Could it be the most complicated papercraft ever? I'm going to say yes, it's a huge 50mb download, it's hours of fiddley papercrafting , it's days of rage at your inability to complete it without screwing it up and throwing it against the wall, it's buckets of tears as you start again with a stoney look of determination in your watery eyes.
I want it, you want it. Go get it.
English instructions here.
