| # | Unlocked | Locked | Name | Beschreibung | Spieler | Global |
|---|---|---|---|---|---|---|
| 1 |
|
| First come, first served | First enemy killed | 34 | 96.1% |
| 2 |
|
| The Journey begins | First level completed | 32 | 89.6% |
| 3 |
|
| No need to slowdown | Completed a level without slowmotion | 27 | 72.2% |
| 4 |
|
| This is my gun | First weapon unlocked | 29 | 70.9% |
| 5 |
|
| Bringing out the dead | 100 enemies killed | 27 | 67.4% |
| 6 |
|
| A walk in the park | Completed a level on first try | 20 | 46.8% |
| 7 |
|
| Recycle! | 18 | 41.4% | |
| 8 |
|
| Knock knock who's there? | 18 | 40.6% | |
| 9 |
|
| The Boss has been fired | First boss completed | 23 | 39.3% |
| 10 |
|
| It is a massacre | 1000 enemies killed | 11 | 22.9% |
| 11 |
|
| Good night, good luck | Second day completed | 13 | 22.4% |
| 12 |
|
| Death does not become me | 7 | 18.1% | |
| 13 |
|
| Suspended in time | One hour in slowmotion | 4 | 7.5% |
| 14 |
|
| End of the week | Game completed on medium difficulty | 9 | 7.4% |
| 15 |
|
| Done and done! | All weapons and upgrades unlocked on medium difficulty | 3 | 3% |
| 16 |
|
| Hard Boiled | Complete first day without dying on medium difficulty | 1 | 2.1% |
| 17 |
|
| Everyone is sleeping | 10 000 enemies killed | 0 | 1.8% |
| 18 |
|
| A master at my skill | All challenges completed on medium difficulty | 0 | 1.8% |
| 19 |
|
| Just another day | Complete the first and second day without dying on medium difficulty | 1 | 1.7% |