Here is the full list of all 32 Cyber Chicken achievements.
Kill using Special
Get a score multiplier of x10
Get 20 melee kills
Get a score multiplier of x5
Beat the game
Beat the game on hardcore
Purchase all the upgrades
Take your first effective selfie
Take all possible selfies
Kill the Collector at the bank
Kill the Collector at his maximum level at the bank
Kill the n10 terminator
Kill the roided cyberpunk
Save up $10,000
Save up $100,000
Be $25,000 in debt
Sell an upgrade back to the bank
Get a score multiplier of x15
Exceed 100k followers
Get 2 kills with 1 howie shot
Get 3 kills with 1 howie shot
Get 100 melee kills
Get 100 headshot kills
Triple jump, dash, and uppercut without touching the ground
Get a double kill with one special move
Get a selfie before the underground village
Terminate your target
Kill a drone with melee
Kill yourself with the sawn off howitzer
Kill yourself with the napalm roaster
Take a selfie with Hafez
Take a selfie while performing a special move