The Gokaiger part states the following, to the best of my reading abilities:
-Marvelous and the others return to Human World with MachFalcon
-In episode 37 (airing on 11/6) Wals Gil recieves the "Great Wals". This seems to be the weapon rumored to be sent to him by the Emperor.
-Episode 38 seems to be about Marvelous meeting AkaRed inside of an illusion (?)
-Episode 39, as rumored, is the Megaranger episode
-Episode 40, as rumored, is the Timeranger episode, and specifically mentions a message from the future, like the rumors