Boat Update - Swanzilla - Feet Propulsion & Model Test By savvas_papasavva in OutsideBoats1,37662Save PDFFavoriteIntroduction: Boat Update - Swanzilla - Feet Propulsion & Model TestBy savvas_papasavvaInstagramFollow More by the author: About: Artist and maker. More About savvas_papasavva »A little introduction into some boat building the guys and I are doing.