Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) zmb13_m1_barracks | kalcifer6 | Normal | 13.37 minutes |
| (Co-op) zmb13_m2_labs | kalcifer6 | Advanced | 22.48 minutes |
| (Co-op) zmb13_m2_labs | kalcifer6 | Normal | 17.30 minutes |
| (Co-op) zmb13_m3_surface | kalcifer6 | Normal | 9.23 minutes |