Otzi The Yeti is one of my favourite imaginary friend sculptures. I made the original in 2014 out of mostly recycled materials, I remade him in 2016 to come apart into 3 pieces for easy movement and he stands close to 8 feet tall. Otzi The Yeti is one of my favourite imaginary friend sculptures. I made the original in 2014 out of mostly recycled materials, I remade him in 2016 to come apart into 3 pieces for easy movement and he stands close to 8 feet tall.