Immediately, hundreds of thousands of fighting machines are deployed, swarming like a massive horde of insects. The black smoke variant fighting machines rapidly bombard the opposing forces with capsules of black smoke, sweeping across the land and instantly ending anything that ingests/inhales it. Heatray variant fighting machines stand by, preparing to charge forward if necessary.
https://scratch.mit.edu/projects/1388472848 info about the machines if needed some info not included is that each fighting machine is over a hundred feet tall, and moves roughly 80 mph.