Finish game on any difficulty

Finish game on hard difficulty

Kill 50 aliens

Kill 500 aliens

Shoot down 25 alien ships

Shoot down 100 alien ships

Shoot down alien battleship

Capture live alien commanders

Build 3 bases

Build ship base

Win mission in 10 turns

Build 15 defense buildings

Clean alien base

Throw 100 grenades

Fly 15 planes on the globe at the same time

Reach Colonel rank with one of your soldiers

Win 100 missions

Shoot down Alien Massive Patrol Vessel

Build 5 bases and 3 naval bases

Burn area of 150 fields during one mission

Kill 3 aliens in one shoot

Finish terror mission with less than 2 civil casualties

Finish mission without being seriously wounded

Finish mission without being hit

Eliminate UFO swarm leader

Collect 3 alien keys

Collect 4 alien crystals

Teleport 10 times during one mission