| Achievement | How to unlock
|
|---|
| - Kill enemies of 6 different types during a single round.
|
| |
- Extreme Firefighting (25)
| - Set 5 enemies on fire and then kill them with explosives.
|
| - Survive 10 consecutive waves using only custom weapons.
|
| - Survive 15 consecutive waves with each of the 4 characters.
|
| - Survive 5 waves in each of the 4 Arenas.
|
- Morituri te salutant (30)
| - Survive 30 consecutive waves with at least one co-op player.
|
- Out of honey? Chew bees! (25)
| - Survive 5 waves using only your fists and legs.
|
- Stick it to the enemy (30)
| - Survive 15 consecutive waves using the analog combat controls.
|
| |
