The fight goes badly and they could aim for a disastrous crash landing on the human planet or they could grab the one utterly random jump the computers currently think is stable and then crash-land on the other end of that.
One of these options involves near-certain death and the end of the covert war on a planet of five billion.
They take the other one.
This place is inhabited too, densely so; the air is breathable, which is such a coincidence that as they hurtle planetward some people are muttering about the Ellimist in a speculative rather than prayerful way.
They morph bugs for the impact. They crash in the rainforest.
The ground around them smoulders.