Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | mill_ka | Advanced | 2.46 minutes |
| (Co-op) l4d_airport03_garage | mill_ka | Advanced | 6.05 minutes |
| (Co-op) l4d_airport04_terminal | mill_ka | Advanced | 4.23 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm02_traintunnel | mill_ka | Expert | 5.07 minutes |
| (Co-op) l4d_farm03_bridge | mill_ka | Expert | 7.43 minutes |
| (Co-op) l4d_farm04_barn | mill_ka | Expert | 4.92 minutes |
| (Co-op) l4d_farm05_cornfield | mill_ka | Expert | 11.58 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | mill_ka | Advanced | 2.46 minutes |
| (Co-op) l4d_airport03_garage | mill_ka | Advanced | 6.05 minutes |
| (Co-op) l4d_airport04_terminal | mill_ka | Advanced | 4.23 minutes |
| (Co-op) l4d_farm02_traintunnel | mill_ka | Expert | 5.07 minutes |
| (Co-op) l4d_farm03_bridge | mill_ka | Expert | 7.43 minutes |
| (Co-op) l4d_farm04_barn | mill_ka | Expert | 4.92 minutes |
| (Co-op) l4d_farm05_cornfield | mill_ka | Expert | 11.58 minutes |
| (Co-op) l4d_river01_docks | mill_ka | Advanced | 6.92 minutes |
| (Co-op) l4d_river01_docks | mill_ka | Advanced | 6.92 minutes |
| (Co-op) l4d_river02_barge | mill_ka | Advanced | 7.02 minutes |
| (Co-op) l4d_river02_barge | mill_ka | Advanced | 7.02 minutes |
| (Co-op) l4d_river03_port | mill_ka | Advanced | 4.44 minutes |
| (Co-op) l4d_river03_port | mill_ka | Advanced | 4.44 minutes |