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Left 4 Dead 2 Achievements

Official Steam achievement definitions and latest reported global unlock rates, ordered from rarest to most common.

Total achievements101
Rarest rate0.700%
Ultra rare5
Last checkedSep 27, 2026
Delayed official data

Rates and award counts were last observed on Sep 27, 2026.

21
GOOD GUY NICK

Plays games with free weekend players and helps them survive a campaign.

Very rare
2.20%last reported global rate
22
STILL SOMETHING TO PROVE

Survive all campaigns on Expert.

Very rare
2.20%last reported global rate
23
THE MAIN ATTRACTION

On the concert finale, survive until the helicopter arrives without leaving the stage

Very rare
2.20%last reported global rate
24
Z-GENOCIDEST 2: EPISODE 2

Kill 53,599 infected. You made sure the dead won't rise anymore!

Very rare
2.30%last reported global rate
25
THE REAL DEAL

Survive a campaign on Expert skill with Realism mode enabled.

Very rare
2.50%last reported global rate
26
HOUSEHOLD NAMES

Discover the hidden room in the Last Stand campaign

Very rare
2.90%last reported global rate
27
FUEL CRISIS

Make a Survivor drop a gas can during overtime.

Very rare
3.00%last reported global rate
28
MUTANT OVERLORD

Play 6 Mutations.

Very rare
3.30%last reported global rate
29
THREE’S A CROWD

Rescue three Survivors from a single rescue closet.

Very rare
3.30%last reported global rate
30
CONFEDERACY OF CRUNCHES

Finish a campaign using only melee weapons.

Very rare
3.50%last reported global rate
31
POLE POSITION

Escape Liberty Mall's Atrium before the first Tank appears

Very rare
3.60%last reported global rate
32
CONNECTING FIGHTS

Play a Versus game on Dead Air from start to finish.

Very rare
3.70%last reported global rate
33
THIS IS WHERE THE FUN BEGINS

Earn a gold medal on any official survival map.

Very rare
3.70%last reported global rate
34
FLIGHT DECK

Instantly kill a Survivor as the Charger.

Very rare
3.80%last reported global rate
35
THE QUICK AND THE DEAD

Revive 10 incapacitated Survivors while under the speed-boosting effects of adrenaline.

Very rare
4.00%last reported global rate
36
CACHE AND CARRY

Collect 15 gas cans in a single Scavenge round.

Very rare
4.20%last reported global rate
37
BRIDGE OVER TREBLED SLAUGHTER

Cross the bridge finale in less than three minutes.

Very rare
4.40%last reported global rate
38
WING AND A PRAYER

Defend yourself at the crashed airliner without taking damage.

Very rare
4.40%last reported global rate
39
GONG SHOW

Prove you are stronger than Moustachio.

Very rare
4.60%last reported global rate
40
STACHE WHACKER

Prove you are faster than Moustachio.

Rare
5.00%last reported global rate