18 new Transformers related toys have been listed on the Hasbro US Transformers site, including official pics and bios.

DotM
Legion Soundwave (wave 4 new)
HA Crosshairs w/ Sergeant Cahnay (wave 4 redeco)
HA Reverb w/ Sergeant Detour (wave 4 new)


Rescue Bots (all wave 1 figures - US$6)
Cody Burns w/ Rescue Hose
Charlie Burns w/ Rescue Cutter
Billy Blastoff w/ Jetpack
Saywer Storm w/ Rescue Winch
Axel Frazier w/ Microcopter
Walker Cleveland w/ Rescue Saw


Star Wars TFs
Class 1 Obi Wan/starfighter (the new smaller size US$8 - wave 1)
Class 1 Anakin/starfighter (wave 1)
Class 1 Grevious/starfighter (wave 1)
Class 3 Quad-changer (US$40)
Class 1 Y-wing/Clone trooper (must be wave 2)


SDCC exclusives
DotM Ultimate Optimus Prime (US$80)
Prime Optimus Prime (US$20)
Optimus Nerf blaster (US$25)
Starscream GIJoe Skystriker (US$50)