Here is the full list of all 34 Cloud Cutter achievements.
Kill 50 000 Enemies!
One hundred deaths!
Complete all levels and objectives on hard!
All objectives in all levels fulfilled!
Complete a mission with a friend!
Complete all three consecutive levels with no hits!
Complete a mission with no HUD!
Let the Nuclear Missile go!
Complete game on Medium difficulty!
Complete game on Normal difficulty!
Complete game on Hard difficulty!
Destroy the metal walking killing machine!
Blow Up both train missiles!
Sink 5 submarines!
Destroy the machine factory!
Dismember 5 tanks!
Kill 10 000 Enemies!
Destroy Hovercraft Boss!
Stop the bomber!
Disassemble 500 vehicles!
Destroy all missiles!
Defeat TG660 boss!
Complete a mission fulfilling all objectives!
Sink 50 ships!
Collapse 150 buildings!
Destroy 250 turrets!
Take down 600 planes!
Beat a mission with No Hit!
Take down 70 towers!
Blast 250 fuel barrels!
Take down 200 helis!
Kill 1000 Enemies!
Stop the carrier!
Hit an enemy by secondary weapon 15 times in a row!