Thundercats poster
ThunderCats Poster, from ThunderCats on Cartoon Network! Watch the special one hour new series premiere of ThunderCats - Friday, July 29 at 8/7c only on Cartoon Network!
~ In-game description

The Thundercats Poster is an unobtainable housing item. It was originally acquired by residents of the United States through watching promotional videos launched from the Free Realms log-in screen between July 29 and August 19, 2011.

The poster was introduced in-game as a promotional item for the 2011 television series, ThunderCat.