I very excited for E3 2015, although it is very far away, I made a list of what I expect or really want them to announce, here it is
Super Mario Galaxy 3 + Mario Galaxy HD Collection( 1 and 2 )
Metroid FPS
Paper Mario U
3D Kirby platformer
Pokken Fighters for Wii U
Animal Crossing U
Luigi's Mansion 3
Sonic Adventure 3 (Not exclusive to Wii U, just decided to include it)