Rezi 12

The starting shotgun. Unusually, its Apex attachment turns it from a semi-auto into a pump-action. Max weapon level is 60.

Rezi 12 blueprints 2

14 camos in order: 8 Military, 3 Special, then Gold, Platinum and Harmonic Break.

Earned by levelling the Rezi 12 to 60. Every weapon shares these eight; only the levels differ.

Unique to the Rezi 12. Finish the challenge in either Multiplayer or DMZ.

Struck OilOpens at level 22
Multiplayer Get 20 Point Blank Kills against Players
DMZ Get 75 Point Blank Kills against Enemies
BrushstrokeOpens at level 42
Multiplayer Get 10 Longshot Kills against Players
DMZ Get 50 Longshot Kills against Enemies
White PineOpens at level 60
Multiplayer Get 40 Player Kills while Jumping
DMZ Get 100 Enemy Kills while Jumping

Each one opens when the step before it is done.

Gold
Once all 11 camos above are done, get 15 kills in one Multiplayer match or 100 in one DMZ match.
Platinum
Once all 2 shotguns have Gold, the shotgun challenge is hipfire kills.
Harmonic Break
Once all 33 weapons have Platinum, the shotgun challenge is kills without reloading.
Divergence
Follows automatically after 33 Harmonic Break camos, and opens the mastery camos.