Complete the indicated task to unlock the achievement.

Achievement	How to unlock
100500!	Collect 100 500 silver units.
Advanced defense	Build one energy tower.
Aludrians shall not pass	Build ten energy towers.
Antidoctor I	Kill 100 doctors.
Antidoctor II	Kill 500 doctors.
Antijellyfish	Free Aludrians from 200 jellyfish.
Arachnophobia	Kill 300 spiders.
Builder I	Build any 50 towers.
Builder II	Build any 500 towers.
Cleanup	Destroy 5 Aludrian mines.
Clear sky I	Shoot down 10 storm troopers.
Clear sky II	Shoot down 150 storm troopers.
Collector I	Collect 20 000 silver.
Collector II	Collect 50 000 silver units.
Die Hamalians!	Kill 150 troopers.
Die, Aludrian!	Kill the first Aludrian!
Dismantling I	Demolish health obelisk.
Dismantling II	Demolish armor obelisk.
Dismantling III	Demolish attack obelisk.
Dismantling IV	Demolish speed obelisk.
First blood	Kill the first attacking Hamalian!
First border	Build two machine-gun towers.
First thousand	Send to the skies 2 000 enemies.
Godlike	This honorary rank is given for 30 000 killed enemies.
Goodbye, Emperor	Save the planet from the democracy lantern.
Help I	Build a support tower.
Help II	Build 20 support towers.
I don't like to be cured	Kill one reanimator.
Incubator killer	Stop the incubator.
Industrialization	Build 80 factories.
Kill Aludrians!	Send to the skies 150 Aludrian officers.
Lucky man I	Collect 200 gold units.
Lucky man II	Collect 1 000 gold units.
Mining	Build three factories.
Phoenix murderer	Stop Phoenix.
Reanimator killer	Save the planet from 20 reanimators.
Rocketeer	Build 50 missile launchers.
Sky superiority I	Kill 300 scouts.
Something went wrong	Destroy Emperor's pedestal.
Steady	Crash 100 destroyers.
Tank crasher	Brew up 100 tanks.
They will all die!	Kill 1 000 enemies.
Total destroy I	Abolish any 10 objects on the map.
Total destroy II	Destroy any 50 objects on the map.
Total destroy III	Demolish any 200 objects on the map.
Total destruction	Destroy 10 000 enemies.
Trash fighter	Raze the fallen missile to the ground.
You shall not pass!	Destroy the destroyer.