From the 30th Anni Awards thread on TFW2005:

Quote Originally Posted by tackertackle
Taktom hinted about MP-20 today.
They said that MP-20 is confirmed but cannot be revealed yet
and he is a character who was thought to be difficult to get license...
upon listening that, I imagine he will be BB or Jazz or Mirage or wheeljack or someone like them.
Maybe Shockwave...

Quote Originally Posted by tackertackle
Q&A session
MP Devastator? On the table but timing is difficult for it will be very expensive toys.
MP Ultra magnus? On the table but timing is difficult for it will be very very expensive toy.
Beast Hunters on air in Japan? On the ta......