Changes and Differences
Season 1 to Pre Season 2
Bettween season 1 and season 2 of the series, Sly had the backpack on his back.
Pre Season 2 to Early Season 2
During the 2 years of after the defeat of Clockwerk, he switched the backpack down to his ankle.
Biography of Sly Cooper
Not much is known about Sly's life before the Fiendish Five attacked his family.
Rob and Murder
One night when Sly was young, at least 8 years of age, the fiendish 5 attacked his family, murdering Sly's parents, and stole some pages to the Thievius Racconus.
Older Life and Sly Cooper: The televison series