I don't see any ads anywhere, but then it seems like Toy's R Us.ca is having a sale on Generations Leader, Voyager and Deluxe right now. But sadly still no Onslaught, Skylynx for those who are looking.
http://www.toysrus.ca/search/index.jsp?fv=2510384&f=Taxonomy&fd=&fg=&keywords=g enerations+transformers&x=0&y=0
