Admittedly this E3 is rather lost by Nintendo by default, rather like how they won 2012 and 2010 by default (with new hardware).
A show-stopping 3rd party exclusive, along with a plate of the expected and unexpected 1st party games for both Wii U and 3DS will help Nintendo do quite respectably in light of the fact that most attention will otherwise go to Orbis and Durango.
Monster Hunter: pissing me off since 2010.