Steam achievements:
ACHIEVEMENT – HOW TO UNLOCK
5-Star General – Reach 5-Star General level.
Basic Training – Complete the tutorial levels.
Brigadier General – Reach Brigadier General level.
Captain – Reach Captain level.
Cold Steel – Place 400 turrets.
Colonel – Reach Colonel level.
Daredevil – Perfect Tarawa without upgrading any turrets.
Flying Fortress – Drop 20 bombs.
General – Reach General level.
Geronimo – Complete the first counter attack level.
God of War – Get full veteran medals on every campaign level.
Guardian Angel – Gain Turret Guard on every level.
Gunslinger – Place 40 turrets.
Hawkeye – Find all the Hidden Targets.
Hellhound – Complete the secondary objective on every level.
Hotshot – Perfect on every level.
Lieutenant General – Reach Lieutenant General level.
Lone Star – Find a Hidden Target.
Major General – Reach Major General level.
Pathfinder – Complete a bonus level.
Semper Fi – Complete the campaign.
Sgt. Major – Reach Sgt. Major level.
Shadow Warrior – Unlock all available perks.
Sharp Shooter – Perfect on Santa Cruz using only Machine Gun.
Superfortress – Drop 200 bombs.
in PC Cheats