Back to the Gespensts, a certain young man called Shiro is using his unit to grab a Mugann, have the Gespy get out a machine gun, jammed it into a crevice of the unit, and let loose a large number of bullets into the faceless one.

The particles that appears after killing it? He shot it down to even more itty bitty pieces.

"Liutenant Katina. By giving them hell, I presume you're meaning, kill them all, yes?"