Full list of all 39 Skirmish Line achievements.
The base game contains 38 achievements, and there is 1 DLC pack containing 1 achievements.
Melee kill a Flametrooper.
Melee kill a Knee Mortar troop.
Reach wave 100 on every Challenge mode in Defense in Depth and Sector Defense missions.
Earn 20 ribbons and medals.
Have 20 supply crates get exploded.
Earn 15 ribbons and medals.
Raise a soldier's accuracy, morale, melee, and detection skills to 70 or higher.
Advance five sectors in Sector Defense.
Set fire to 40 enemy soldiers.
Have a pillbox constructed from Defense Preparation.
Bring a soldier's experience value up to 100.
Call in Sarge to reinforce your defenses.
Experience a Tenno Heika Banzai wave!
Deploy a squad of paramarines.
Earn 10 ribbons and medals.
Earn 5 ribbons and medals.
Call in a Stuart Light Tank to reinforce your line.
Pick up 80 supply crates.
Explode 25 enemy soldiers.
Successfully complete a campaign evaluation.
Destroy a Japanese vehicle.
Kill an enemy soldier in melee combat.
Have one of your soldiers get set on fire by a burning object.
Purchase a weapon upgrade for a soldier.
Experience a BANZAI wave!
Complete the tutorial mission.
Complete 25 missions in a single campaign.
Earn all ribbons and medals.
Survive until wave 250 in either Sector Defense or Defense in Depth.
Survive until wave 100 while fending off the emu onslaught.
Earn the Sino-German Cooperation Medal.
Earn the Congressional Service Medal.
Earn the British-Chinese Alliance Medal.
Earn the Soviet Friendship Medal.
Earn all Chinese medals.
Survive until wave 250 in United Front.
Reach wave 250 on 6 Challenge modes in Defense in Depth and Sector Defense missions.
Survive until wave 100 while keeping The General alive.
Earn all elite medals.