Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport03_garage | David Guetta | Advanced | 10.74 minutes |
| (Co-op) l4d_airport04_terminal | David Guetta | Advanced | 5.62 minutes |
| (Co-op) l4d_airport05_runway | David Guetta | Advanced | 8.36 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | David Guetta | Advanced | 4.14 minutes |
| (Co-op) l4d_farm02_traintunnel | David Guetta | Advanced | 6.70 minutes |
| (Co-op) l4d_farm03_bridge | David Guetta | Advanced | 6.62 minutes |
| (Co-op) l4d_farm04_barn | David Guetta | Advanced | 4.67 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport03_garage | David Guetta | Advanced | 10.74 minutes |
| (Co-op) l4d_airport04_terminal | David Guetta | Advanced | 5.62 minutes |
| (Co-op) l4d_airport05_runway | David Guetta | Advanced | 8.36 minutes |
| (Co-op) l4d_farm01_hilltop | David Guetta | Advanced | 4.14 minutes |
| (Co-op) l4d_farm02_traintunnel | David Guetta | Advanced | 6.70 minutes |
| (Co-op) l4d_farm03_bridge | David Guetta | Advanced | 6.62 minutes |
| (Co-op) l4d_farm04_barn | David Guetta | Advanced | 4.67 minutes |