User blog comment:LegerPrime/Anime Foreshadowing/@comment-1359322-20160502054454

I've been thinking. Wendy appeared in the anime before she even debuted in the manga.

No. Wendy appeared in Chapter 132 which was out in 2009, in the anime she appeared in Episode 49 which was out in 2010. She only appeared earlier in anime but she never debuted in the anime.