Distract 25 guards using your equipment.
Complete one of the original Mark of the Ninja levels using the Path of Wisdom.
Dispatch two enemies at once using a body infected with Toxic Fungus.
Stun an elite guard with moths then dispatch him.
Disable a spotlight using the Dusk Moths.
Complete the new Special Edition level.
Knock out an enemy again that was revived from being knocked out.
Earn all the upgrades.
Complete the game in New Game Plus.
Earn three stars in every level.
Earn all the Seals in every level.
Find all three scrolls in every level.
Complete all of the challenge rooms.
Within a single Focus, aim and throw three different types of items.
Terrify a guard using the result of a hanging stealth kill five times.
Kill a guard from inside the box.
Determine your fate.
Escape from the Stronghold.
Read one of the history lesson developer commentaries.
Stealth kill an elite guard after stunning him.
Terrify a guard and cause him to stumble to his death.
Perform five different types of stealth kills successfully in one level.
Terrorize 10 guards.
Stealth kill a guard from inside a dumpster.
Assassinate Kelly, the mercenary captain.
Perform 25 successful stealth kills.
Kill a guard by getting other guards to shoot them.
Throw the body of one guard to terrorize another.
Use a dead body to lure another guard and then stealth kill them.
Distract 25 guards using environmental objects.
Save Azai from the mercenaries.
Kill one guard.
View any of the developer commentaries.
Assassinate Karajan.
Complete a level without killing any guards and without being detected.
Complete a level without killing any guards.
Complete a level without getting detected.
Get the Undetected honor bonus 10 times in one level.
