
Liberator
Not unlocked yetComplete all game levels

Blood Lust
Not unlocked yetKill 100 aliens

Bloodbath
Not unlocked yetKill 1000 aliens

Good start
Not unlocked yetLiberate the first planet

Armada
Not unlocked yetCall for 50 friendly units

Numerical Superiority
Not unlocked yetCall for 20 friendly units during the battle

Specialist
Not unlocked yetUpgrade one unit till 10th level

Air supply
Not unlocked yetUse airstrike 100 times

Fire in the hole
Not unlocked yetThrow 300 grenades

Perfectionist
Not unlocked yetGet 5 stars for all game levels

Invincible
Not unlocked yetComplete any level of the last planet without loss of friendly units

Master of defense
Not unlocked yetUpgrade the base till 5th level

Air force
Not unlocked yetUpgrade airstrike till 7th level

Elite only!
Not unlocked yetCall for 5 Heavy laser gunners during the battle

Hell
Not unlocked yetCall for 20 Flamethrowers during the battle

Mean
Not unlocked yetAccumulate 1000 energy units during the battle (can't be achieved on "Resources refill" and "Final Step" levels)

Extreme
Not unlocked yetWin the battle with lower than 50% health level of your base

Great commander
Not unlocked yetUpgrade all friendly units till 4th level

Professional
Not unlocked yetComplete the game on extreme level of difficulty

Phantom warrior
Not unlocked yetHave 10 Snipers simultaneously present during the battle