Unicorn Phase 1 Gary Anderson Purist Steel Barrels from the PDC World Champion. The Flying Scotsman is one of the Unicorn PDC Premier League players and won the title in the PDC Premier League of Darts in 2011 and again in 2015. Gary Anderson prefers the model weighing 24 g, with a guaranteed weight tolerance of +/- 0.1 g. The barrels are available in 22 g, 24 g, and 26 g. This dart is made from high-quality 90% tungsten. The barrels are engraved with the Unicorn logo and the signature of the reigning world champion. Delivery includes barrels only in the Purist Wallet.