Here is the full list of all 30 Ballistick achievements.
Take down one enemy
Cock gun 1 time
Kill an enemy
Out of the Steam backlog
Beat "I thought I was out..." in 30 seconds
Obligatory Beat Achievement
Beat "Best Served Cold" in 60 seconds
Beat "Who's Next" in 180 seconds
Beat "Tip of the Iceberg" in 45 seconds
Beat "Breaking New Ground" in 75 seconds
Beat "Bringing Down the House" in 120 seconds
Beat Special Delivery in 90 seconds
Beat "Smoke on the Water" in 150 seconds
Beat "Fire in the Sky" in 120 seconds
Beat "The Death of a Behemoth" in 75 seconds
Kill 50 enemies
Kill 200 enemies
Use the noise maker 20 times
Take down 10 enemies
Take down 100 enemies
Die in cover
Use 1 ECM
Use 50 ECMs
Get spotted by 20 cameras
Blow up 10 enemies
Blow up 100 enemies
Cock gun 50 times
Cock gun 100 times
PANDAMONIUM!!!
Don'ts be squealin' 'bouts my boozin!