1
Not unlocked yetClear level 1.
2
Not unlocked yetClear level 2.
3
Not unlocked yetClear level 3.
4
Not unlocked yetClear level 4.
5
Not unlocked yetClear level 5.
6
Not unlocked yetClear level 6.
7
Not unlocked yetClear level 7.
8
Not unlocked yetClear level 8.
9
Not unlocked yetClear level 9.
10
Not unlocked yetClear level 10.
1000
Not unlocked yetDestroy 1000 Invaders.
3000
Not unlocked yetDestroy 3000 Invaders.
5000
Not unlocked yetDestroy 5000 Invaders.