...and if he can read minds like G1 Soundwave. Not to mention that he would've been hacking the Autobots minds so he would've garnered a lot of information from them.

Quote Originally Posted by SilverDragon
I think we can interpret the unrealistic numbers of Decepticons showing up as Soundwave trying to get revenge on the Autobots for his defeat. Only, he went a little bit overboard.
I think he was trying to provoke them to anger in order to convert them to Decepticons - much like eliciting a Jedi to turn to the Dark Side of the Force.