Most of the information here is for Warzone 3.1 and above.
cam2bcol transcript
The Collective state that they "embraced the machine" and then vow to destroy The Project.
Warriors of The Collective, we are ready to destroy the intruders who pollute our lands.
Those of The Project are not of the machine. They have been denied its blessing.
We who have embraced the power of the machine have a destiny to sweep away such weak creatures. They shall fall before the might of The Collective.
Warriors of The Collective, attack and destroy all who resist the machine.
Attack!