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Legendary Sniper Prevent Wolff from escaping

Go the Distance Get a cumulative sniped kill distance of a marathon

Pass the Buck Get a sniped ricochet headshot

Feared Sniper Destroy the V2 rocket

Iron Lung Hold your breath for a cumulative time of half an hour

Veteran Sniper Discover the location of the V2 launch site

High and Mighty Wipe out the Elite Russian Sniper Team from the rooftops

Master Sniper Uncover Wolff's plan

Expert Sniper Eliminate Müller

Silent but Deadly Covertly kill 25 unaware enemies

Pro Sniper Collect intel from the church and make it out alive

Skilled Sniper Stop the execution

Head Honcho Get 100 sniped headshots

Journeyman Sniper Hold off the Russian advance

Fish Tank Send the tank into the river by blowing up the bridge

Apprentice Sniper Destroy the V2 Facility and escape to safety

Ear Plugs Kill an enemy while your rifle fire is masked by a loud sound

Fuel Tank Destroy a tank by sniping the fuel supply

Cooking Off Snipe a grenade on an enemy's webbing from 100m

Novice Sniper Stop the convoy

Double Dose Snipe 2 people with one shot

Deadeye Snipe an enemy through his eye

Trainee Sniper Escape the German assault

Mousetrap Fuse Use a trip mine to kill an enemy who is trying to assault your position

Front and Center Get a scoped headshot over 150m

I Do Belong Here Beat the game on any difficulty

Full Circle Get thrown back into original cell

What Lies Beneath Find the source

Two Heads Are Better Than One Take down the two-head

Power Up Restore power to the old facility

The Commonality Uncover the mystery of Kallipolis

Giving Back Stab five blind enemies in the back
5/5

In the Pipe, Five by Five Reach the Hangar flight deck

Crash Site Return to the crashed ship

Without A Paddle Survive the pipeslide

Nothing Lasts Forever Unlock everything

Friends Reunited Find all coffins and unlock the secret ending

A Proper Gander Find and tear down all posters
20/20

Hidden in rubble Find all secrets in the final three chapters
11/11

Beneath the Mask Find all masks
18/18

Critter Kill Hit Kill every critter
5/5

Lost at Sea Travel a great distance with the boat
10000/10000

Naval Blazing Clear 20 naval mines in one playthrough

Hidden among rats Find all secrets in the middle three chapters
17/17

Non-Cannonical Fire at the secondary target with the cannon

Secret Bunker Input the secret code

Shot Through the Heart Kill 10 Spider Kids while fighting the Mother

Long Live The King Steal the crown from the leader of the Spider Kids

Survival Instinct Fail to save your friend from being killed

Scared to Dust Break all petrified kids in the clock tower