Defeat the boss with only one block left
Get all rank 3 guns
Get split 5 to the gun
Get ricochet 5 to the gun
Get pierce 5 to the gun
Destroy 42 stations
Collect 9 centers in a construction at the same time
Defeat the Circle boss without taking damage
Get a rank 3 gun
Defeat the boss "Square"
Assemble the construction when guns can't shoot
Reach maximum attack speed of a gun
Increase damage to 500 per shot
Destroy 2000 bugs
Lose due to bugs limit
Defeat the boss "Triangle"
Defeat the boss in over 40 minutes
Open merge table
Defeat the Triangle boss without taking damage
Defeat any boss twice
Collect the maximum of guns in a construction
Destroy the last boss 12 times
Defeat the "Square" boss without taking damage
Defeat the boss "Circle"
Lose in a minute