Marshall is the Dalmatian firefighter pup from Paw Patrol, the long-running Canadian animated series that began in 2013 and follows a team of rescue dogs led by Ryder. While the show itself is aimed at young children, short clips of its characters are often repurposed online for comedy, reaction videos and unexpected edits. This jumpscare version leans into that contrast, taking a familiar friendly pup and using him for a sudden shock moment. It remains popular because the character is instantly recognisable, the clip is only a couple of seconds long, and the surprise works in almost any short-form video.