Assassinate Karajan.

Complete a level without getting detected.

Perform five different types of stealth kills successfully in one level.

Use a dead body to lure another guard and then stealth kill them.

Perform 25 successful stealth kills.

Save Azai from the mercenaries.

Determine your fate.

Escape from the Stronghold.

Kill one guard.

Terrorize 10 guards.

Distract 25 guards using environmental objects.

Throw the body of one guard to terrorize another.

Kill a guard by getting other guards to shoot them.

Terrify a guard using the result of a hanging stealth kill five times.

Stealth kill an elite guard after stunning him.

Stealth kill a guard from inside a dumpster.

Assassinate Kelly, the mercenary captain.

Complete all of the challenge rooms.

Earn all the upgrades.

Kill a guard from inside the box.

Get the Undetected honor bonus 10 times in one level.

Find all three scrolls in every level.

Distract 25 guards using your equipment.

Earn three stars in every level.

Complete a level without killing any guards and without being detected.

Terrify a guard and cause him to stumble to his death.

Within a single Focus, aim and throw three different types of items.

Complete a level without killing any guards.

Earn all the Seals in every level.

Complete the game in New Game Plus.