Here is the full list of all 36 Colony City 27λ achievements.
Simultaneously has 9 different buffs.
Activate consumable skills 3 times in a single round.
Clear enemies outside of Ch. 2 Boss.
When defeating enemies, all activation skills are active.
Increase base defense to 20.
Have more than 99 Shield.
Increase base Attack to 15.
Reach climax during voluntary intercourse with an enemy.
Defeat enemies while in climax state.
Clear enemies outside of Ch. 1 Boss.
Defeat enemies within 3 rounds.
Defeat enemies without losing a drop of blood.
Fill all queues with the same type of cards.
After climaxing in battle, return to a preparation state without binds.
Exploit enemies other than Collby.
Have two types of semen inside at the same time.
Reach climax in battle.
Accumulate 20 energy from the Charge of consumable skills.
Give up-skill rewards for victory in battle.
Win battles without using consumable skills.
Use all types of cards.
Defeat chapter boss with less than 5 equipped skills.
Escape enemy binds.
Escape from binds with 3 or more stacks at once.
Have sex with all human enemies.
Engage in H activities with all tentacle enemies.
Have sex with all mechanical enemies.
Defeat enemies with the first attack.
Use 30 different consumable skills.
Defeat enemies with empty queues.
Clear enemies outside of Ch. 3 Boss.
Use 10 cards in a single round.
Defeat enemies by breaking their shield at the same time.
Complete the game without any defeats.
Defeat Collby battle.
Defeat enemies using a "Shameful Attack" with maximum Attack.