Underground
| Underground | |
|---|---|
| Lanes | 4 |
| Enemies | |
| Difficulties | |
| Easy | 28,051% |
| Medium | 65,680% |
| Hard | 660,921% |
| Insane | 41.84 M% (4.184e7%) |
| Nightmare | 36.06 B% (3.606e10%) |
| Impossible | 82.53 Qa% (8.253e16%) |
Underground is the fourth region in the game, unlocked after completing wave 100 on Winter.
Completing wave 100 in this region unlocks the Volcano region.
Environmental Effects
This area has no environmental effects.
Modules
- See also: Modules
Town Assets
The following town assets are unlocked after completing wave 100:


