Deflect a bullet
Destroy a bullet with a bigger bullet
Blow up 5 enemies with 1 explosion
Blow up 10 enemies with 1 explosion
Blow up 25 enemies with 1 explosion
You died
Complete the first difficulty mode
Complete the second difficulty mode
You have exploded
Complete a level with the time extra enabled
Unlock an extra
Unlock all extras
Create some confetti
Deflect a bullet with a frying pan in the rain
Get a kill with a grappled enemy
Put another to sleep after grappling them
Kill an enemy
Complete the first level
Buy a weapon in survival mode
Buy a mod in survival mode
Survive 10 waves on map 1
Survive 20 waves on map 1
Survive 10 waves on map 2
Survive 20 waves on map 2
Flip a table
Kill a teammate
Best all the times on every classic mode level
Best all the times in the Sneaky difficulty in classic mode level