Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse | Obsidian Fury | Expert | 3.13 minutes |
| (Co-op) l4d_airport02_offices | Obsidian Fury | Expert | 8.31 minutes |
| (Co-op) l4d_airport03_garage | Obsidian Fury | Expert | 14.93 minutes |
Crash Course (L4D1)
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_garage01_alleys | Obsidian Fury | Expert | 16.46 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse | Obsidian Fury | Expert | 3.13 minutes |
| (Co-op) l4d_airport02_offices | Obsidian Fury | Expert | 8.31 minutes |
| (Co-op) l4d_airport03_garage | Obsidian Fury | Expert | 14.93 minutes |
| (Co-op) l4d_garage01_alleys | Obsidian Fury | Expert | 16.46 minutes |
| (Co-op) l4d_river01_docks | Obsidian Fury | Normal | 6.62 seconds |
| (Co-op) l4d_river01_docks | Obsidian Fury | Normal | 6.62 seconds |
| (Co-op) l4d_river02_barge | Obsidian Fury | Expert | 7.70 minutes |
| (Co-op) l4d_river02_barge | Obsidian Fury | Expert | 7.70 minutes |
| (Co-op) l4d_river03_port | Obsidian Fury | Expert | 10.48 minutes |
| (Co-op) l4d_river03_port | Obsidian Fury | Expert | 10.48 minutes |