Railgun Kill
From Halopedia, the Halo wiki
Railgun Kill is a medal awarded in Halo 4 multiplayer and Spartan Ops and in Halo 5: Guardians for killing an enemy with the railgun. The player will also be awarded the medal if an AI passenger in a vehicle they are driving kills an enemy with the railgun.
In Halo 4 it is represented by a red lightning bolt passing through four white rings on a blue circle atop a grey four-pointed star.
In Halo 5: Guardians it is represented by the weapon's reticule atop a four-pointed star.
The Halo 4 version.
Unused version of the medal from Halo 5: Guardians.
The Halo 5: Guardians version.
