Here is the full list of all 12 Precipice of Darkness, Episode Two achievements.
Inspect a pair of withered binoceros testicles with genuine enthusiasm.
Collect one million dollars in cash.
Find the key to the Riverbrook Apartments.
Burn down the Riverbrook Apartments.
Find a ticket to the World's Fair.
Complete Episode Two.
Fully upgrade all party members' weapons.
Complete all Bonus Missions.
At the beginning of the episode, refuse to join Gabe and Tycho 5 times.
Achieve level 30 with all party members.
Max out one party member's hit counter.
Only use items to win a fight. No attacks or counter attacks allowed.