Cookie is the hidden main antagonist in the WWE film Scooby-Doo! Wrestlemania Mystery. He was responsible for stealing the WWE title belt by using Scooby as an pawn.
Cookie was the owner of the WWE and introduces the Mystery Inc. But he decides to disguise as a Ghost Bear to steal the WWE title belt into blaming Scooby for the crime that he didn't do it. When Scooby claims his innoncene, Cookie used the Ghost Bear costume to ruin Wrestlemania, but Scooby, Kane, John Cena, Sin Cara and the wrestlers defeated him, the Ghost Bear was revealed to be Cookie. Near the end, Cookie was later arrested for stealing the WWE title belt and for his crimes for ruining the WWE and his fate was unknown, but it is confirmed that he will go to prison for life for his crimes that he commited.
Even though, he didn't appeared in Scooby-Doo! and WWE: Curse of the Speed Demon, Cookie was mentionned by The Undertaker who discovers that how Ghost Bear and Cookie had the same wrestling ability.