It's obviously.....

... a branch of the "neoLuddite ResistANT Army" here to help us fight against the RoTM!

We are obviously at a critical point in the evolution of the machines so the Ants have been transported back in time, (using the Machines own time travelling device obviously), and are set to munch their way through the Armies of the Machine Overlords.

.............. and I for one welcome our brave time travelling LuddANT allies...........