Scrin:
The hive will now be able to create buzzers.
Stronger anti tank defense on the Photon Cannon.
Growth accelerators accelerate tiberium growth at 5x now.
Nod:
Instead of 3 you can now place five. You also have a larger radius to place them.
Obelisk can now attack air just like in renegade.
Disruption Tower is now stealthed also.
GDI:
The Sonic Emitter insta-kills tiberium units such as the harvesters and certain Scrin vehicles. Also every time it is fired it reveals any stealthed units be it air or gound with in the radius it is able to target.
Guarudian Cannon will become a Guardian Railgun when the upgrade is purchased.
Wow man. Good job!