How to Register for TWL TWL NA Rules Call of Duty 4: 5v5 Search and Destroy (NA) Call of Duty 4: 6v6 Head Quarters (NA) Call of Duty 4: 6v6 Sabotage (NA) Call of Duty 2: 4v4 S&D Rifles Only Ladder (NA) Call of Duty 2: 6v6 Capture the Flag Ladder (NA) Call of Duty United Offensive: 2v2 Composite Rifles Only Ladder (NA) Call of Duty United Offensive: 4v4 CTF Rifles Only Ladder (NA) Call of Duty United Offensive: 4v4 S&D Rifles Only Ladder (NA)