Vellian Crowler is a Duel Academy professor in Yu-Gi-Oh! GX, the anime series that began in 2004 as a follow-up to Yu-Gi-Oh! Duel Monsters. Known for his flamboyant manner, strict teaching style and rivalry with Jaden Yuki, the character often reacts dramatically when a duel turns against him. Short voice clips of his panicked outbursts later spread through soundboards and meme edits, where his formal personality makes the fear funnier. This scared moment remains popular with anime fans who use it as a stand-in for melodramatic panic.