XP
The threat level, the mode, the condition and any field orders multiply this XP.
| Name | Paid for | XP |
|---|---|---|
| Waves Held | Each wave after the first | 75 |
| Eliminations | Each kill | 8 |
| Headshots | Each headshot kill, on top of the kill | 4 |
| Wings Opened | Each wing opened after the first | 40 |
| Time Survived | Each full minute | 25 |
| Revives | Each revive | 30 |
| Bosses Felled | Each boss killed | 250 |
| Boards Repaired | Each board rebuilt | 1 |
| Element Combos | Each element combo | 3 |