Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse |  This Water Tastes Funny | Normal | 3.33 minutes |
| (Co-op) l4d_airport02_offices | This Water Tastes Funny | Normal | 10.52 minutes |
| (Co-op) l4d_airport03_garage | This Water Tastes Funny | Normal | 10.23 minutes |
| (Co-op) l4d_airport04_terminal | This Water Tastes Funny | Normal | 7.40 minutes |
| (Co-op) l4d_airport05_runway | This Water Tastes Funny | Normal | 7.04 minutes |
Blood Harvest
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_farm01_hilltop | This Water Tastes Funny | Normal | 2.42 minutes |
| (Co-op) l4d_farm02_traintunnel | This Water Tastes Funny | Normal | 5.36 minutes |
| (Co-op) l4d_farm03_bridge | This Water Tastes Funny | Normal | 4.95 minutes |
| (Co-op) l4d_farm04_barn | This Water Tastes Funny | Normal | 4.08 minutes |
| (Co-op) l4d_farm05_cornfield | This Water Tastes Funny | Normal | 12.10 minutes |
