Brand new Zelda games are often first announced at an E3 event. The flirt glimpse of a piece of art, a title, or even a full trailer–they all start at E3. This year, we could be looking at the potential unveiling of two new Zelda titles as we already know that two new Zelda titles are in the works: one for the upcoming Wii U and one for the 3DS, both games we know absolutely nothing about> At last year’s E3,…