AOD: Art Of Defense

Arsonist I

Kill 100 enemies with fire

Arsonist II

Kill 1000 enemies with fire

Arsonist III

Kill 10 000 enemies with fire

A Little Bit More

Restore 20% base

Battle Squad

Open all heroes

Builder I

Build 100 siege houses

Builder II

Build 1000 siege houses

Builder III

Build 10.000 siege houses

Businessman

Earn 10,000 at the oil towers

Cannon Fodder I

Kill 1000 enemies

Cannon Fodder II

Kill 10 000 enemies

Cannon Fodder III

Kill 100 000 enemies

Clear sky I

Build 100 air defense

Clear sky II

Build 1000 air defense

Clear sky III

Build 10.000 air defense

Company Of Tanks

Build 100 tanks

Death on Fear I

Kill 500 enemies under the influence of a hologram

Death on Fear II

Kill 5000 enemies under the influence of a hologram

Death on Fear III

Kill 20000 enemies under the influence of a hologram

Electroshock I

Kill 500 enemies with tesla

Electroshock II

Kill 5000 enemies with tesla

Electroshock III

Kill 50000 enemies with tesla

Entrepreneur

Earn 100,000 at the oil towers

Everything Is On Fire

Build 10.000 gas station

Fire Rain I

Call in 25 airstrikes

Fire Rain II

Call in 100 airstrikes

Fire Rain III

Call in 500 airstrikes

First Pancake

First level complete!

Heavenly Punishment I

Call in 5 ion strike

Heavenly Punishment II

Call in 25 ion strike

Heavenly Punishment III

Call in 50 ion strike

In Ambush I

Kill 100 enemies with siege house

In Ambush II

Kill 1000 enemies with siege house

In Ambush III

Kill 20 000 enemies with siege house

Iron Eggs

Survive up to 50 waves

Iron Horde

Build 10.000 jeep

Iron Mob

Build 100 jeep

Iron Swarm

Build 1000 jeep

I Will Not Give Up

Map 10 Clear

Map 10Clear

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Map 1 Clear

Map 1 Clear

Map 20 Clear

Map 20 Clear

Map 21 Clear

Map 21 Clear

Map 2 Clear

Map 2 Clear

Map 3 Clear

Map 3 Clear

Map 4 Clear

Map 4 Clear

Map 5 Clear

Map 5 Clear

Map 6 Clear

Map 6 Clear

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Map 7 Clear

Map 8 Clear

Map 8 Clear

Map 9 Clear

Map 9 Clear

Massacre

Kill 1 000 000 enemies

Ultra Reaper

Kill 50000 enemies with minigun

Millionaire

Earn 1,000,000 at the oil towers

Mind You Step I

Kill 100 enemies with mines

Mind You Step II

Kill 1000 enemies with mines

Mind You Step III

Kill 10 000 enemies with mines

More fire

Build 100 gas station

My Hero I

Level up any hero to level 5

My Hero II

Level up any hero to level 10

My Hero III

Level up any hero to level 20

My Hero IV

Level up any hero to level 40

My Hero V

Level up any hero to level 50

My Hero VI

Level up any hero to level 70

My Hero VII

Level up any hero to level 100

Reaper

Kill 1000 enemies with minigun

Resistant

Survive up to 15 waves

Scorched Earth

Use a nuclear explosion 5 times

Scorched Earth II

Use a nuclear explosion 20 times

Scorched Earth III

Use a nuclear explosion 50 times

Second Chance

Restore 100% base

Sky Destroyer

Kill 100 fly enemies with air defense

Sky Destroyer II

Kill 1000 fly enemies with air defense

Sky Destroyer III

Kill 5000 fly enemies with air defense

Still More Fire

Build 1000 gas station

Survivalist

Survive up to 30 waves

Tank Division

Build 1000 tanks

Tank Squad

Build 10.000 tanks

Mega Reaper

Kill 5000 enemies with minigun

Zombie Mania I

Build 100 hologram

Zombie Mania II

Build 1000 hologram

Zombie Mania III

Build 10.000 hologram