E3 is kicking off proper today, but yesterday Microsoft and Sony (among others) had their keynotes, as they are wont to do. You may or may not have already seen trailers for all these games, but here is a list of what you might have missed during Microsoft’s show. (Similar post for Sony and Nintendo.)
Firstly, here is a link to the whole thing if you are feeling frisky. I’m not going to imbed all the videos, so if a video doesn’t show, just click the title.