Xenonauts 2 achievements

Have a soldier with 20 alien kills.

Capture the Cleaner facility.

Cause an enemy unit to fall unconscious.

Shoot down a UFO with an interceptor.

Kill an alien with an energy weapon.

Kill one of your own soldiers during a tactical combat mission.

Have a soldier achieve the rank of Colonel.

Construct an additional base on the Geoscape.

Kill an alien with reaction fire during a tactical combat mission.

Lose a soldier in a tactical combat mission.

Kill an alien in a tactical combat mission.

Win the campaign on Soldier difficulty or higher.