Here is the full list of all 29 Tower 57 achievements.
Never surrender!
You have completed the game with all characters.
You are the true savior of Tower 57!
You found all the loot crates in the Sweatshop.
You revived all characters at least once.
You've played at least once with every character.
You have been carried by another player.
You have carried a legless player on your back.
You used your special attack 50 times.
You found all the loot crates in the Ministry of Rehabilitation.
You found all the loot crates in Pristine Pools.
You found all the loot crates in the Biolab.
You found all the loot crates in the Canal.
You killed the train conductor.
You found all the loot crates in the Upper Floors.
You rescued the princess!
You lost over $500 playing the Cup Game.
You gambled, you won!
You won over 10 Nagel Games.
You won over 10 Darts Games.
You have completed the game.
You have unlocked the Upper Floors.
You have unlocked the Biolab.
You revived a dead character.
You have unlocked the Ministry of Rehabilitation.
You have unlocked the Sweatshop.
You won over 10 Cup Games.
You have unlocked Pristine Pools.
You have unlocked the Canal.