Cydon Prax was a Chistori warrior who temporarily took Jango Fett's place as Count Dooku's right-hand man during part of the Clone Wars. He was later defeated by Obi-Wan Kenobi during the Dark Reaper crisis.
Cydon Prax was also a skilled pilot, and flew his own personal starfighter during the Clone Wars. Prax also owned and operated a Dreadnought battle tank, which he used to defeat Mace Windu, who was at the time operating a Saber-class fighter tank at the Battle of Thule. He was also the Dark Reaper's protector in Thule's capital city of Kessia, where he was killed by Anakin Skywalker who was operating his own Saber-class tank.