Here is the full list of all 100 Gremlins, Inc. achievements.
Win a team session.
Add 10 items to your collection.
Participate (as a player) in a session attended by 9 or more spectators.
Participate (as a player) in a session attended by 3 or more spectators.
Have a total game time of no less than 256 hours on any of the servers.
Convert an in-game item into charges.
Light up 3 lamps in the challenge "An Engine of Progress".
Light up 3 lamps in the challenge "For the Good of the People".
Light up 3 lamps in the challenge "A Secret Assignment".
Play 6 cards in one turn (cards used for movement do not count).
Play 5 cards in one turn (cards used for movement do not count).
Play at least 10 criminal cards in one session.
Qualify for the League of Oligarchs.
Send a Misfortune to another player by paying insurance on the Risk spot.
Get recommended by at least 50 other players.
The devil didn't get much, but who cares?
Beauty, as you know, requires sacrifice... Preferably a sacrifice made by your competitors.
"A passion for work is a rather rare mental disorder" (from The Gremlin Dictionary).
Oftentimes, one must keep a lot of things in secret in order for one's honesty to become fully appreciated.
Play 100 sessions.
Swap places with a player who is 1-2 spots away from reaching the Astral Plane.
This gamble wasn't easy, but luckily it paid off!
It's quite possible that treasureseeking may become a new kind of gremlin sport.
I'm not a tyrant, I'm just being fair.
Qualify for the League of Governors.
Qualify for the League of Deputies.
Build "The Astral Elevator" while playing as the Politician.
Build "The Automated Helper" while playing as the Manager.
Have both "Lucky Dice" and "One-armed Bandit" cards active while playing as the Gambler.
Build "Perpetuum Mobile" while playing as the Engineer.
In the course of one session, have your opponent(s) arrested through Player Conflict at least 10 times.
Build "The Armageddon Clock" while playing as the Damned.
Build "A Secret Project" while playing as the Secret Agent.
In the course of one session, send to your opponents 6 Misfortunes (by playing action cards).
Build "The Automated Accountant" while playing as the Banker.
Build "The Treasureseeker" while playing as the Collector.
Win a session with 66 malice or more.
Build "An Automated Bureaucrat" while playing as the Prosecutor.
Activate "The Destroyer".
In the course of one session, play 9 cards in the Inferno.
Accumulate 33 votes or more.
Win a session while having zero malice.
Play 6 cards in the Astral Plane during one session.
Build "The Accelerator" while playing as the Merchant.
Have 6 permanent cards active at the same time.
Have $3.000 (or more).
Win the Auction by paying no more than $70.
Build "The Recycler" while playing as the Pauper.
Rob the Bank while playing as the Thief.
Light up 3 lamps in the challenge "A Training Session".
Win a session playing as The Manager.
While playing a session for score, win with 6 score more than is necessary for the victory.
Win a session playing as The Damned.
Win a session for 20 score in 30 rounds or less.
Win a session playing as The Collector.
Win a session playing as The Merchant.
Win a session playing as The Politician.
Play 4 cards in one turn (cards used for movement do not count).
Win 6 multiplayer sessions in a row.
Win a session playing as The Prosecutor.
Win a session playing as The Banker.
Win a session playing as The Secret Agent.
In the course of one session, earn $1.000 or more from taking bribes.
Achieve jail rank "The Don".
Win in a multiplayer session against 5 human players.
Win a session playing as The Pauper.
Win 3 multiplayer sessions in a row.
Win a session playing as The Engineer.
Win a session playing as The Thief.
Win a session playing as The Gambler.
Qualify for the League of Politicians.
Rest in the Astral Plane.
Play 3 cards in one turn (cards used for movement do not count).
Participate in a tournament.
Play one of the Chaos Cards.
Play 10 sessions.
In the course of one session, visit every location in the game.
Win 1 multiplayer session.
Raise your income to $100 or higher.
Run, gremlin, run!
Send an opponent to jail through Player Conflict by paying no more than $1.
Send an opponent to the Jail by discovering a criminal card on their hand.
Playing with at least 3 opponents, become the only player not currently in the Jail.
Win the Elections.
Light up 3 lamps in the challenge "Just Business".
Light up 3 lamps in the challenge "Gold Rush".
Light up 3 lamps in the challenge "Gremlined!".
Light up 3 lamps in the challenge "Respecting Unexpected Inspections".
Join a session by accepting an invitation from a friend.
Light up 3 lamps in the challenge "A Box of Secrets"
Light up 3 lamps in the challenge "The Mad Clockmaker".
Money, money, money!
Destroy 6 or more active permanent cards of other players in a single session.
Win a Chaos Quest session.
Earn 100 score points or more in one session.
As a spectator, watch 10 sessions until the end.
As a spectator, watch 30 sessions until the end.
The first rule of the secret achievement is: do not talk about the secret achievement.
Create an item using a blueprint.
Play in a session with a mod of the game (available via Steam Workshop).