Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Active Defense - 100	Shoot down 100 rockets using one unit.
Active Defense - 50	Shoot down 50 rockets using one unit.
Brace For Impact	Eliminate 10 enemy units using warheads set to detonate on Impact.
Campaign Complete - Easy	Complete the campaign on Easy difficulty.
Campaign Complete - Hard	Complete the campaign on Hard difficulty.
Campaign Complete - Normal	Complete the campaign on Normal difficulty.
Danger! Mines!	Eliminate 5 enemy units using warheads set to detonate on Proximity.
Experienced Unit - 10	Eliminate 10 enemy units using one unit.
Experienced Unit - 20	Eliminate 20 enemy units using one unit.
Experienced Unit - 50	Eliminate 50 enemy units using one unit.
Hot Plasma	Eliminate 20 enemy units using Plasma Discharger.
Research Data - I	Unknown.
Research Data - II	Unknown.
Research Data - III	Unknown.
Research Data - IV	Unknown.
Research Data - IX	Unknown.
Research Data - V	Unknown.
Research Data - VI	Unknown.
Research Data - VII	Unknown.
Research Data - VIII	Unknown.
Zero Casualties	Complete the first campaign mission without losing any units.