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Good accuracy
Not unlocked yetAchieve accuracy 25%
Two shots one kill
Not unlocked yetAchieve shooting accuracy 50%
Master of accuracy
Not unlocked yetAchieve shooting accuracy 77%
Bonus greed
Not unlocked yetTake 1000+ bonuses on level.
Fired as chicken
Not unlocked yetKill 30+ enemies with a single(!) air-torpedo.
Hippie
Not unlocked yetPass through level without kill anybody but boss.
Kill 'em all
Not unlocked yetDestroy 100 aircraft in one level.
Megadeth
Not unlocked yetDestroy 200 aircraft in one level.
Kill 300
Not unlocked yetDestroy 300 aircraft in one level.
City level done
Not unlocked yetBeat level 1.
Citadel level done
Not unlocked yetBeat level 2.
Ice level done
Not unlocked yetBeat level 3.
Sea level done
Not unlocked yetBeat level 4.
Desert level done
Not unlocked yetBeat level 5.
Made it!
Not unlocked yetComplete the game.
I like smell of napalm in the morning
Not unlocked yetDestroy 24 aircraft continuously
Flying death
Not unlocked yetDestroy 69 aircraft continuously
Addicted exterminator
Not unlocked yetDestroy 111 aircraft continuously
No life wasted
Not unlocked yetAccomplish level without lossing a single life.
No scratch
Not unlocked yetLevel is beaten without a single scratch.
No air-torpedos
Not unlocked yetLevel beaten without air-torpedos.
Oldschool shmuper
Not unlocked yetBeat the game on hard.
Rank A
Not unlocked yetAccomplish level with rank A.
Rank F
Not unlocked yetAccomplish level with rank F.