This is the "new" Galaga in which, instead of shooting from a ship at the bottom of the screen, you shoot the alien ships by pointing and shooting at them with the Wiimote, shooting-gallery style, and you can also use the analog stick to make Pac-Man jump.
Rally-X was still Rally-X, but with speed boosting, which seems like an okay addition. These were still the only two playable games, so we'll have to wait to see how Namco is
