Ben 10 (2005)

S3E4 Merry Christmas

Title: Holiday Havoc Plot: Ben, Grandpa Max, and Gwen stumble upon a strange Christmas amusement park controlled by a sinister force that mistakenly believes Grandpa Max is the real Santa Claus. The villain quickly captures him, intending to exploit his likeness for nefarious purposes. With time running out, Ben and Gwen must navigate the park's whimsical yet treacherous attractions to rescue Grandpa Max and thwart the villain's holiday scheme before Christmas is ruined.