<ul><li>Charlie the Unicorn creator Jason Steele called out Warner Bros. for using his work without permission in a MultiVersus advertisement.</li><li>The advertisement featured audio from the iconic Charlie the Unicorn short film, promoting a new Unicorndog skin for Reindog.</li><li>Steele expressed disappointment and emphasized the importance of seeking permission, especially for billion-dollar companies like Warner Bros.</li><li>He highlighted that using his audio directly without permission is not fair use, and criticized Warner Bros. for not properly licensing media for their ads.</li></ul>

'If you're a billion dollar company advertising your game, ask permission!': Charlie the Unicorn creator chews out Warner Bros after MultiVersus ad uses his work without approval

'If you're a billion dollar company advertising your game, ask permission!': Charlie the Unicorn creator chews out Warner Bros after MultiVersus ad uses his work without approval

Discover more