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Submachine guns are arsenal weapons inModern Warfare 3,boasting excellent accuracy, fast time-to-kill, and manageable recoil control. Rival-9 is amongthe best SMGs inModern Warfare 3, and it shines in close-quarters combat thanks to its fast TTK. It’s perfect for run-and-gun engagements and players who love aggressive playstyles.
The Rival-9 has excellent mobility, allowing players to run rings around enemies and ambush them. While the Rival-9 rifle performs exceptionally well, players can push its limits further by enhancing its stats with various attachments and loadouts. Here’s thebest Rival-9 loadout and class setup forModern Warfare 3.

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Magazine
50-Round Drum
Rival-9 doesn’t have the best range; that’s why it excels in close-range combat, but players can elevate its speed, recoil, and accuracy with theMonolithic Suppressor S. This also keeps players off the enemy’s radar while allowing them to deliver fast bullets. TheXRK Edge BW-4 Handstopincreases mobility, and theRival Vice Assault Gripaids recoil control and stability.
This combination improves the gun’s TTK and overall damage, ensuring players oppress their opponents with firepower. To increasethe gun’s damage per round, players should equip the50-Round Drumand maintain speed with theBruen Flash V4 Stock.

The above build helps improve Rival-9’s recoil control and mobility, allowing players to move quickly and easily and take down foes.
Infantry vest

Boots
Stalker Boots
TheInfantry Vestincreases tac stance and sprint while theStalker Bootsenhance movement speed. TheBone Conduction Headsethelps players pinpoint foes faster to ensure they land close-range kills while moving aroundtheModern Warfare 3map.
TheScavenger Glovesallow players to restock while sprinting, and theFlash Grenadecan be used to clear out rooms. The Perks and Equipment inModern Warfare 3usually remain the same for rifles, but this class setup is one of the best for SMGs. Players must reach level 25 and complete three bonus or daily challenges to unlock Rival-9, so keep playing to level up and progress.