Unicorn Heritage Darts – Steel Tip – Zippy 1981 – 25g. The Zippy is one of the most iconic darts in the Unicorn range. It’s fun, it’s small and it ‘zips’ through the air. A firm favourite amongst the fans of Unicorn darts, the Zippy brings a smile to everyones faces. Includes slikstik clear shafts and Ultrafly flights.