What's New, Scooby-Doo? (2002)

S3E14 E-Scream

The gang attends a thrilling video game convention, eager to test out the latest games. However, the adorable Osomon creatures, which are the main attraction of the event, unexpectedly transform into terrifying monsters. As chaos unfolds, the group must navigate the convention while confronting the monstrous Osomon and uncovering the mystery behind their transformation.