This page explains in detail the interactions between the Helmet series and the Wario series.
WarioWare, Inc.: Minigame Mania[]
March 21, 2003
Helmet
Wario
One of 9-Volt's stages is based on Helmet.
WarioWare: D.I.Y. Showcase[]
April 29, 2009
Helmet
Wario
Wario-Man's "GAME&WARIO" microgame is a version of Helmet featuring Wario as the protagonist.
License[]
Copyrights for both series are held by Nintendo.