Crime is on the rise. More guns and drugs are appearing on the streets and the city is in crisis. SWAT is called in to take on a series of disturbances that eventually lead them to the root of the problem, an eastern European crime family that has taken up residence in the city. A final showdown will place legendary SWAT tactics against the most dangerous and ruthless criminals yet, the Stetchkov syndicate.

New features for SWAT 4 - The Stetchkov Syndicate include:

- 7 new single and multiplayer player levels
- Voice over IP - Built in voice communication between teammates.
- 10 Player Coop - Up to 2 teams of 5.
- New multiplayer mode - Smash & Grab
- New weapons and equipment for both SWAT members and suspects
- Stat tracking and ladders and rankings for multiplayer
- Held commands - Orders can be held in single player until the leader gives the GO command.
- Unique Leader in Coop - Option to have only one person issue commands and lead the team.