Here is the full list of all 40 XIII achievements.
Find all the documents.
Obtain all achievements.
Find 15 documents.
Find all collectible items.
Make it through a level without shooting anyone.
Complete a level without being damaged.
Destroy a punching bag.
Eliminate 6 enemies with one magazine of the Revolver.
Empty the Revolver using the alternative fire mode without missing any shots.
Crash everything at the beach house.
Complete the campaign on easy difficulty.
Complete the campaign on medium difficulty.
Complete the campaign on the highest difficulty.
Find 10 documents.
Eliminate 20 enemies with improvised weapons.
Complete the Sanctuary cliff section in under 3 minutes.
Find the secret entrance to the Sanctuary.
Swings from a grappling hookc to another 3 times without touching the floor.
Eliminate 5 enemies in a row with a headshot with the Dragunov.
Destory the armor of a fully armored enemy, then kill him with a melee attack.
Have XIII drown.
Find 5 documents.
Die more than 25 times.
Stab 15 enemies from behind without being noticed.
Escape the Canyons on a jet.
Eliminate 3 or more enemies with one grenade.
Kill 4 enemies at once with the Bazooka.
Eliminate 5 enemies with your fists in a row.
Unlock 15 doors.
Eliminate 10 enemies without getting hurt.
Eliminate 5 enemies in a row without alerting them.
Eliminate 15 enemies with a headshot in one level.
Find a way into Emerald Base.
Get 20 pieces of armor.
Find 10 medkits.
Get full armor.
Kill an enemy with the last bullet of the revolver.
Find your first document.
Find your first collectable item.
Reach the truck in Brighton Beach.