Wario Forums

Where do they do that?

> With the Wario Land series. As WarioWare got popular, Wario Land became less, and consequently, the latter series became dormant and Wario's appearance in Super Smash Bros. largely focused on the former series. This then sparked an ongoing debate on which series meshed better with Wario and thus should be more prominent. While fans who like both sub-series are not unheard of, the most vocal ones are at odds with each other.

https://tvtropes.org/pmwiki/pmwiki.php/YMMV/WarioWare

someone's never been on gamefaq