The WSP Swarm is the best SMG for your MW3 loadout if you like to play at lightning-fast speeds. This is because it has especially rapid mobility, fire rate, and time-to-kill.
Here’s the best WSP Swarm loadout in Modern Warfare 3 so you can rush unsuspecting enemies and eliminate them before they can even react!
| Attachment | How to Unlock |
| WSP Infiltrator Integrated Suppressor (Barrel) | WSP Swarm Level 22 |
| MK. 3 Reflector (Optic) | MTZ-556 Level 2 |
| FSS Fortress Heavy Stock (Stock) | WSP Swarm Level 3 |
| Lockgrip Precision-40 (Underbarrel) | MCW Level 6 |
| Marauder Grip (Rear Grip) | WSP-9 Level 16 |
This build for the WSP Swarm dramatically increases its accuracy. Additionally, it keeps you off of enemy mini-maps without sacrificing too much movement or ADS speed, helping you stay extremely mobile.
You will want to use the WSP Swarm at very close range, where it dominates thanks to its ultra-fast TTK. However, thanks to the recoil-reducing attachments, it can also be accurate enough at mid-range.
Best Secondary, Perks, Vest & Equipment for WSP Swarm Loadout
The WSP Swarm is perfect for a super-aggressive play style in Modern Warfare 3 Multiplayer, where you chase after enemies and eliminate them up close.
These are the best Secondary Weapon, Perks, Vest, and Equipment for WSP Swarm loadout in MW3:
| Secondary Weapon | TYR |
| Tactical | Stun Grenade |
| Lethal | Throwing Knife |
| Field Upgarde | Med Box |
| Vest | Infantry Vest |
| Gloves | Commando Gloves |
| Boots | Covert Sneakers |
| Gear | Bone Conduction Headset |
