Custom Maps
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d2_stadium1_apartment | String name = PuppySky | Normal | 13.25 minutes |
| (Co-op) l4d2_stadium2_riverwalk | String name = PuppySky | Normal | 15.84 minutes |
| (Co-op) l4d2_stadium3_city1 | String name = PuppySky | Normal | 15.90 minutes |
| (Co-op) l4d2_stadium4_city2 | String name = PuppySky | Normal | 22.85 minutes |
| (Co-op) uf1_boulevard | String name = PuppySky | Advanced | 2.30 minutes |
| (Co-op) uf2_rooftops | String name = PuppySky | Advanced | 25.06 minutes |