How To Get MK-7 in 'Fortnite' Season 2? This Hack Will Give You the Removed OP Assault Rifle
Ali-A explains how you can re-acquire the deleted weapon. The MK-7 assault rifle is no longer available in "Fortnite" Season 2, Chapter 3. However, some players were able to find a cheat on how to get the OP weapon despite its unavailability.
Source: gamenguide.com