Ooh. That was good, Jean. Eren is impressed. He repeats what Jean said back to the Glaceons in Pokélanguage and adds a few comments of his own.

{And we're just rookies. They'll send stronger Rangers next time, and they might just try and drive you away permanently. So... if you don't want to see any more humans, leave these devices alone.}

With that, Eren carefully places their devices on either side of the rock, covering them a bit with snow so that they're not so obvious.