Building the best RK-9 loadout in Black Ops 7 gives players one of the most unique weapons in the game to use. The RK-9 is a burst SMG, which is a rarer weapon in Call of Duty history. It has a slight kick in the first burst, but packs a bunch & can be easily controlled. Whether you're chasing weapon mastery camos or making a class to run in pubs, this SMG lets you rock & roll in style.
Below, you’ll find a complete breakdown of the RK-9’s stats, every mastery camo available for the weapon, and optimized class setups for competitive, multiplayer, and zombies.

Available: Unlocked at Player Level 7
"3-round burst submachine gun. Rewards upper body and headshots in close quarters, with decent handling and mobility. Below average range."

Here is the complete list of camos that can be unlocked for the RK-9, along with all of the challenges required to earn them.

Campaign
Military Camos: 250 Critical Kills (Headshots)
Cinder: With a Tactical Laser equipped, get 50 kills in the tactical stance
Caiman: Get 25 kills shortly after switching weapons
Network: Get 50 kills with the RK-9 while aiming down sights and moving
Molten Gold: Eliminate 20 Special enemies
Moonstone: 100 Zone III or Zone IV enemies in the Endgame
Chroma Flux: Eliminate 10 Elite enemies in Endgame
Genesis: Get Chroma Flux on 30 weapons
Multiplayer
Military Camos: 80 Headshots
Diamondback: Get 50 Kills while moving with the RK-9
Raptor: Kill 30 enemies affected by your tactical equipment with the RK-9
Mainframe: With a suppressor attachment equipped, get 50 Eliminations with the RK-9
Shattered Gold: Get 3 Kills without dying 10 times
Arclight: Get 10 Double Kills or better
Tempest: 5 kills without dying 3 times
Singularity: Get Tempest on 30 weapons
Zombies
Military Camos: 1,000 Critical Kills (Headshots)
Mutilate: With the Naplam Burst Ammo Mod, get 300 eliminations
Slither: Get 75 Armored Zombie Eliminations
Pathfinder: Get 3 Critical Kills consecutively 5 times
Golden Dragon: Get 10 Kills rapidly 15 times
Bloodstone: Get 20 or more consecutive kills without taking damage 5 times
Doomsteel: Get 10 Elite Zombie Kills
Infestation: Get Doomsteel on 30 weapons
Warzone
Coming soon!
Prestige (42 levels each)
Prestige 1: Billow
Prestige 2: Neon Zebra
Prestige Master level 100: Cobalt Circuit
Prestige Master level 150: Vermilion Cypher
Prestige Master level 200: Violet Network
Prestage Max: Spotted

Here is the best low-level class build, featuring attachments you can unlock quickly to stay effective early on.
Share code: S02-5IPVJ-FL11

Here is the best pubs class for the RK-9, using the strongest attachments to help you pubstomp with ease.
Share code: S02-5LNBE-QD11

Here is the best Zombies class setup, designed to cut through hordes efficiently while maximizing scrap generation.
Share code: S02-8XYEY-JUH31
