they used the sound a couple of times, then it seemed to fade away.
there are a ton of things you can nitpick, but it was just plain fun. big ass robots transformed into stuff. shit blew up. i had a blast.
besides, it absolutely includes:
- prime saying "autobots, roll out!"
- megatron yelling "PRIME!"
go in with an open mind, and you will have a good time.