Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Zdarova | Expert | 4.26 minutes |
| (Co-op) l4d_airport02_offices | Zdarova | Expert | 18.87 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm02_traintunnel | Zdarova | Expert | 6.14 minutes |
| (Co-op) l4d_farm03_bridge | Zdarova | Expert | 7.23 minutes |
| (Co-op) l4d_farm04_barn | Zdarova | Expert | 5.50 minutes |
| (Co-op) l4d_farm05_cornfield | Zdarova | Expert | 14.08 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Zdarova | Expert | 4.26 minutes |
| (Co-op) l4d_airport02_offices | Zdarova | Expert | 18.87 minutes |
| (Co-op) l4d_farm02_traintunnel | Zdarova | Expert | 6.14 minutes |
| (Co-op) l4d_farm03_bridge | Zdarova | Expert | 7.23 minutes |
| (Co-op) l4d_farm04_barn | Zdarova | Expert | 5.50 minutes |
| (Co-op) l4d_farm05_cornfield | Zdarova | Expert | 14.08 minutes |
| (Co-op) l4d_river02_barge | Zdarova | Expert | 9.82 minutes |
| (Co-op) l4d_river02_barge | Zdarova | Expert | 9.82 minutes |