The second season of Call of Duty: Modern Warfare 3 adds two new DLC guns in the battle pass and makes weapon balancing changes, meaning you'll likely want to adjust your loadouts for Season 2. Here we recommend some of the best weapon builds for your next match of multiplayer, and you can find recommended Warzone loadouts for Season 2 here.

BP50

Season 2's brand-new BP50 is one of the most powerful assault rifle weapons to use in multiplayer. The recommended attachments will help cut back on the BP50's recoil, making it much easier to handle.

Recommended BP50 attachments:

• Muzzle: VT-7 Spitfire Suppressor
• Barrel: Lore-9 Heavy Barrel
• Optic: Slate or MK.3 Reflector
• Stock: MOAT-40 Stock
• Underbarrel: XTEN Phantom-5 Handstop

Holger 556

Despite a slight nerf, the Holger 556 still remains one of the best choices for assault rifles in Season 2. The recommended attachments will help with movement speed as well as managing the recoil for a very versatile build suitable for various ranges.

Recommended Holger 556 attachments:

• Muzzle: ZEHMN35 Compensated Flash Hider
• Barrel: Chiros-6 Match
• Optic: Slate or MK.3 Reflector
• Grip: Morn-20 Grip
• Underbarrel: FTAC MSP-98 Handstop

SVA 545

The SVA 545 is another powerful assault rifle option in Season 2. This is a fairly easy-to-use assault rifle, but the recommended attachments will help provide better mobility and minimize the gun's recoil.

Recommended SVA 545 attachments:

• Muzzle: ZEHMN35 Compensated Flash Hider
• Barrel: STV Precision Barrel
• Optic: Slate or MK.3 Reflector
• Stock: FSS Ravager-45 Stock
• Underbarrel: FTAC MSP-98 Handstop

BAS-B

The BAS-B is a solid choice for battle rifles. This gun boasts great accuracy and a fast time-to-kill, but these recommended attachments will help further improve this weapon by boosting the ammo count, bullet velocity, and range.

Recommended BAS-B attachments:

• Muzzle: VT-7 Spitfire Suppressor L
• Barrel: Bruen Venom Long
• Optic: Slate or MK.3 Reflector
• Stock: Ravage-20 Heavy Stock
• Magazine: 30 Round Mag

RAM-9

Season 2's brand-new Ram-9 submachine gun is a top contender for close-range weapons. The recommended attachments will help you cut back on some of the gun's recoil and boost the effective damage range to make this a really efficient submachine gun for short- to medium-ranges.

Recommended Ram-9 attachments:

• Muzzle: Shadowstrike Suppressor S
• Optic: Slate or MK.3 Reflector
• Stock: HVS 3.4 Pad
• Rear Grip: Retort 90 Grip Tape
• Underbarrel: XTEN Phantom-5 Handstop

WSP Swarm

The WSP Swarm is another dominant submachine gun option for Season 2. The recommended attachments will boost your ammo count and give you solid recoil control without sacrificing too much mobility.

Recommended WSP Swarm attachments:

• Muzzle: ZEHMN35 Compensated Flash Hider
• Barrel: WSP Reckless-90 Long Barrel
• Stock: WSP Factory Stock
• Magazine: 100 Round Mag
• Underbarrel: Kimura RYN-03 Vertical Grip

Longbow

The Longbow sniper rifle received a Season 2 buff that makes it a really powerful and aggressive sniper that can feel more like using an assault rifle or marksman rifle. The recommended attachments are all geared towards increasing the speed and mobility of this sniper.

Recommended Longbow attachments:

• Barrel: Tac-Brute Suppressed Barrel
• Laser: FSS OLE-V Laser
• Optic: Corio Eagleseye 2.5x or Slate Reflector
• Stock: No Stock
• Magazine: 10 Round Mag

XRK Stalker

The XRK Stalker is one of the most well-rounded sniper rifles to use in multiplayer. This sniper has great mobility and deals significant damage. The recommended attachments will keep you off the radar when firing, plus you'll get better speed and handling.

Recommended XRK Stalker attachments:

• Muzzle: Sonic Suppressor XL
• Barrel: Handler LKP Short Barrel
• Stock: Helix LV Light Stock
• Bolt: XRK Stalker Light Bolt
• Rear Grip: Bruen Lynx Grip

COR-45

The Cor-45 pistol is one of the best secondary weapons for Season 2. This is a great pistol in its base form, however, there is an aftermarket part conversion kit that transforms the Cor-45 into an even more powerful secondary. This XRK IP-V2 conversion kit boosts the fire rate, range, and bullet velocity, making it more like a mini-SMG than a standard pistol.

Recommended Cor-45 attachments:

• Muzzle: Colossus Suppressor XS
• Stock: XRK Dynamic Precision Stock
• Conversion Kit: XRK IP-V2 Conversion Kit
• Magazine: 40 Round Drum
• Underbarrel: SL Skeletal Vertical Grip