The M4A1 was a carbine used by the professional assassins during the events of the fanfiction Van Helsinki: Aftermath. The assassins wielded these weapons while trying to kill Van in a hospital. The M4s were used to shoot several guards, but Van commadeered one and emptied it to lure the assassins to him and then kill them with a pistol.
Behind the scenes and triviaEdit
- The expensive nature of the M4s suggest that the backers of the assassins are wealthy.