Continue playing to unlock this secret achievement.
Complete Deus Ex: Human Revolution.
Protect a client's interests by performing a less-than-hostile takeover.
Descend into the bowels of an urban jungle and confront a warrior-priest.
Help Officer Nicholas take out the trash.
Follow Pritchard's lead to uncover the truth.
Knock out 100 enemies in a single playthrough.
It may take some sleuthing, but justice must be served.
Successfully hack 50 devices within the same playthrough.
Help the Hive Bartender settle a tab.
Perform 50 takedowns within the same playthrough. (Civilians don't count.)
Help a lady in the oldest of professions clean house.
Fully upgrade your first augmentation of choice.
Deal with the man in the shadows.
Upgrade your first weapon of choice.
Put a grieving mother's doubts to rest.
Deal with Mr. Carella's indiscretion.
Perform your first Hack successfully.
Perform your first Takedown. Civilians don't count, so be nice.
Experience all the different endings that Deus Ex: Human Revolution has to offer.
Complete Deus Ex: Human Revolution without anyone dying by your hand. (Boss fights don't count.)
Complete Deus Ex: Human Revolution without setting off any alarms.
Read all 29 unique XP books within a single playthrough.
Fully upgrade one of your weapons.
You survived The Missing Link using no Praxis kits, weapons, or explosives. Whoa.
You escaped Rifleman Bank Station. Nothing will stop you from finding Megan now.
Complete Deus Ex: Human Revolution at its hardest setting without ever changing the difficulty.