Inexplicable Nets Mascot Terrorizes Mall Patrons 642 David Matthews 12/23/09 12:00PM Filed to: Pranks Pranks Holiday Malls TV Video "Sly" the giant hell hound that is the baffling New Jersey Nets mascot has a mischievous streak. Watch as he repeatedly frightens holiday shoppers by briefly coming alive before going back to his place as guard of the Champs Sports. [via Facebook]