Here is the full list of all 91 AOD: Art Of Defense achievements.
Open all heroes
Call in 50 ion strike
Map 4 Clear
Kill 100 enemies with mines
Call in 25 airstrikes
Build 100 hologram
Map 3 Clear
Call in 25 ion strike
Survive up to 30 waves
Level up any hero to level 10
Build 100 gas station
Kill 10 000 enemies
Kill 50000 enemies with minigun
Map 2 Clear
Build 100 tanks
Survive up to 15 waves
Build 100 air defense
Kill 500 enemies under the influence of a hologram
Call in 5 ion strike
Build 100 jeep
Level up any hero to level 5
Kill 1000 enemies with minigun
Build 100 siege houses
Kill 1000 enemies with siege house
Kill 100 fly enemies with air defense
Map 1 Clear
Kill 1000 enemies
Kill 100 enemies with siege house
First level complete!
Kill 100 000 enemies
Kill 1 000 000 enemies
Kill 1000 enemies with mines
Kill 10 000 enemies with mines
Kill 100 enemies with fire
Kill 1000 enemies with fire
Kill 10 000 enemies with fire
Call in 100 airstrikes
Call in 500 airstrikes
Restore 100% base
Restore 20% base
Kill 20 000 enemies with siege house
Kill 5000 enemies with minigun
Kill 1000 fly enemies with air defense
Kill 5000 fly enemies with air defense
Use a nuclear explosion 5 times
Use a nuclear explosion 20 times
Use a nuclear explosion 50 times
Kill 500 enemies with tesla
Kill 5000 enemies with tesla
Kill 50000 enemies with tesla
Level up any hero to level 20
Level up any hero to level 40
Level up any hero to level 50
Level up any hero to level 70
Level up any hero to level 100
Kill 5000 enemies under the influence of a hologram
Kill 20000 enemies under the influence of a hologram
Complete level with 1% of lives
Map 5 Clear
Map 6 Clear
Map 7 Clear
Map 8 Clear
Map 9 Clear
Map 10Clear
Map 11 Clear
Map 12 Clear
Map 13 Clear
Map 14 Clear
Map 15 Clear
Map 16 Clear
Map 17 Clear
Map 18 Clear
Map 19 Clear
Map 20 Clear
Map 21 Clear
Earn 10,000 at the oil towers
Earn 100,000 at the oil towers
Earn 1,000,000 at the oil towers
Survive up to 50 waves
Build 1000 siege houses
Build 10.000 siege houses
Build 1000 air defense
Build 10.000 air defense
Build 1000 hologram
Build 10.000 hologram
Build 1000 gas station
Build 10.000 gas station
Build 1000 tanks
Build 10.000 tanks
Build 1000 jeep
Build 10.000 jeep