Ah, the Square Enix Mega Theater. It's always something to look forward to at every TGS. Joystiq took the time to check out the theater and see what's cooking behind those big, black walls. Square Enix showed off trailers for nine games and a film in the Mega Theater, including two PS3 titles, the Advent Children Complete movie, and four PSP titles. Grab the full scoop on each title in their Square Enix Closed Theater impressions.