"There are no fewer than 10 new Terminators in this film, and Laing and company have obviously thought really carefully about exactly where Skynet's minions would be in their evolution during this time period. There's no need for the Terminators to appear human, so they show up in various forms, including the giant Transformers-esque Harvester, the motorcycle Moto-Terminators, and the underwater versions, which you can see snapping at John Connor in a brief clip."

Yeah, sure, it ain't no Dodge Ram, but that's probably a good thing. [io9]