Here is the full list of all 100 DEFENDit achievements.
50 speed enemies killed.
Reach points 200.
100 normal enemies killed.
1000 ammo used.
25 tank enemies killed.
250 money in total.
75 normal enemies killed.
25 speed enemies killed.
100 points in total.
Reach points 100.
100 enemies killed.
10 tank enemies killed.
5 waves in total.
5 tank enemies killed.
75 enemies killed.
500 ammo used.
50 normal enemies killed.
10 speed enemies killed.
100 money in total.
50 points in total.
50 enemies killed.
5 speed enemies killed.
50 money in total.
25 enemies killed.
25 normal enemies killed.
10 enemies killed.
10 normal enemies killed.
5 normal enemies killed.
10 waves in total.
25 waves in total.
50 waves in total.
75 waves in total.
100 waves in total.
200 waves in total.
300 waves in total.
400 waves in total.
500 waves in total.
Reach wave 10.
Reach wave 20.
Reach wave 30.
Reach wave 40.
Reach wave 50.
Reach wave 60.
Reach wave 70.
Reach wave 80.
Reach wave 90.
Reach wave 100.
250 points in total.
500 points in total.
750 points in total.
1000 points in total.
2000 points in total.
3000 points in total.
4000 points in total.
5000 points in total.
Reach points 300.
Reach points 400.
Reach points 500.
Reach points 600.
Reach points 700.
Reach points 800.
Reach points 900.
Reach points 1000.
500 money in total.
750 money in total.
1000 money in total.
2500 money in total.
5000 money in total.
7500 money in total.
10000 money in total.
2500 ammo used.
5000 ammo used.
7500 ammo used.
10000 ammo used.
20000 ammo used.
30000 ammo used.
40000 ammo used.
50000 ammo used.
250 enemies killed.
500 enemies killed.
1000 enemies killed.
2500 enemies killed.
5000 enemies killed.
75 speed enemies killed.
100 speed enemies killed.
250 speed enemies killed.
500 speed enemies killed.
750 speed enemies killed.
1000 speed enemies killed.
250 normal enemies killed.
500 normal enemies killed.
750 normal enemies killed.
1000 normal enemies killed.
50 tank enemies killed.
75 tank enemies killed.
100 tank enemies killed.
250 tank enemies killed.
500 tank enemies killed.
750 tank enemies killed.
1000 tank enemies killed.