Land, air and sea
Be victorious and crush all the enemy forces
High caliber
Upgrade any gun to inflict the maximun level of damage
Quick fire
Upgrade any gun to the maximum rate of fire
Don't lose your cool
Upgrade any gun to the maximum cooling level
Feel the power
Buy 3 different power ups
Bronze star
Complete a mission with a rank of three stars outside of basic training
Stop the clock
Complete all the timed missions
Knocking them out of the sky
Get a kill of every type of enemy plane
To the max
Get maximum guns and armour
Chain reaction
Get a kill streak of at least 5
Silver star
Complete ten missions with a rank of three stars
Guardian angel
Complete all the protection missions without losing a single bomber
Bullet proof
Complete a mission with no damage
Gold star
Complete all the missions with a rank of three stars
Customise
Upgrade all of your guns on one level
Chattering
Destroy 15 enemies in a level with the machine gun
Aim high
Shoot down a helicopter with the artillery
Big guns
Complete a level using only the mortar and artillery
Gunner
Get a rank of three stars outside of basic training
Shielded
Complete a level without losing a single gun in a level after basic training
Abandon ship
Sink an enemy destroyer
Beach defender
Destroy all the landing craft in a level before they deploy
Chauffeur
Get all the generals to safety
Gunnery sergeant
Get a rank of three stars on 5 levels
Return to sender
Destroy all the transport helicopters in a level before they land
Bombastic
Shoot down 5 helicopters in one level with the mortar
Master gunny
Complete every level with a rank of three stars