Which one of these was not a member of the Fiendish Five in the game Sly Cooper and the Thievius Raccoonus?

Dimitri Lousteau was not a member of the Fiendish Five in the game Sly Cooper and the Thievius Raccoonus. The Fiendish Five was a group of five villains that included Sir Raleigh, Muggshot, Mz. Ruby, Panda King, and Clockwerk. Dimitri Lousteau, on the other hand, was a separate antagonist in the game, known for his involvement in the illegal sale of stolen artwork. Although Dimitri posed a significant challenge to Sly and his gang, he was not affiliated with the Fiendish Five and had his own unique role in the storyline.