Here is the full list of all 37 Neofeud achievements.
Evade The Fulcrum Airforce after the Superpositor has been detected
Don't make a single mistake in the final Throneroom showdown scene
Don't die a single time in Neofeud
Give yourself up to King Warren and let your family live 'The Neofeudal Dream'
Complete a conspiratorial plot to overthrow another conspiracy without being killed
Tail Jezebel without being caught once
Get through The Arcade shootout without being killed once, or using saves beyond the start
A dystopian typo...
Answer "Yes" on the majority of the Silica's CPS investigation
Stop the homicidal security guard without being killed
Overthrow a Tyrant and have the Iconoclast Queen ascend to the Throne
Jailbreak out of the eugenics facility with help from a Ghost in the Machine
Refuse to cut a deal with King Warren
Unlock the Garden of Forking Paths
Start conversations with 60 different characters
Get the Superpositor destroyed by The Fulcrum Airforce
Examine 300 different things, items, or characters
Shake all the right hands, do your princess wave, maybe give a speech about world peace
Get all the facts right when explaining Dr. Goertzel's plot on the first try
Attempt to alter the space-time-consciousness continuum by warning a pivotal figure of his own end
Hide when the Coch-Jobbs warcopter blasts Shuffler's office
Try to shoot down the Coch-Jobbs Overthrower and get yourself killed
Utilize your Royal Benefactress against the Neofeudal aristocracy in the Stratoplex
Activate the Garden of Forking Paths prototype in Goertzel's lab
Investigate The Creator's lab for clues relating to unfortunate events
Drill down into the Neofuedal machinations with Sybil
Piss Talos off till he redecorates the bar with Karl's internal organs
Blast, talk, sneak, shoulder, or otherwise find a way into The Arcade
Give the right answers to Chopper and The Arcade's Bouncer the first time
Answer "No" on the majority of the Silica's CPS investigation
Locate the humanoid sentient robots, Todd and Suzette Silica
Trigger the Energenius Box's defenses and get yourself killed
Repair Karl's cybernetic arm in under two minutes
Finish your Mount Everest of triplicate paperwork.
Neutralize the AWOL security guard at Sentient Services
Get yourself killed in every way possible in Neofeud
Complete the game, having gotten every other possible achievement in Neofeud