Originally Posted by protocida
He was going to be in the dimensional prison in the movie, and only come to Earth in the third act, when Megatron uncovers the Sun Harvester. The novalization and the comic book adaptation, both based on an early version of the Script, feature this.
To be honest, they probably should have kept it like this. But I just figured he didnt come to Earth before because Prime was there.
2016 movie ratings out of 10:
1)Captain America: Civil War-9(2)Deadpool-9(3)The Girl With All The Gifts-9(4)Star Wars: Rogue One-8.5(5)X-Men: Apocalypse-8.5(6)Dr. Strange-8.5(7)The Revenant-8(8)Star Trek Beyond-8.5(9)Jason Bourne-8(10)The Shallows-8(11)Batman v Superman DOJ: UC-8(12)10 Cloverfield Lane-7.5(13)Jack Reacher: Never Go Back-7.5(14)TMNT: Out Of The Shadows-7(15)Suicide Squad-7(16)Batman v Superman: DOJ-7(17)Tarzan-6(18)Independence Day: Resurgance-5