| Gotten for; | Achievement |
| Kill 100 Common Infected with the chainsaw | |
| As the Jockey, ride a Survivor for more than 8 seconds | |
| Use every melee weapon to kill Common Infected | |
| As the Spitter, hit every Survivor with a single acid patch | |
| As the Jockey, ride the Survivors twice in a single life | |
| Kill 10 swampy Mudmen while they are in the water | |
| Use a Molotov to burn a Clown leading at least 10 Common Infected | |
| As the Charger, grab a Survivor and smash them into the ground for a solid 15 seconds | |
| Honk the noses of 10 Clowns | |
| As the Jockey, ride a Survivor and steer them into a Spitter's acid patch | |
| Kill 15 Infected with a single grenade launcher blast | |
| Win a game of Scavenge | |
| Navigate the impound lot and reach the cemetary safe room without tripping any alarms | |
| As the Charger, grab a Survivor and carry them over 80 feet | |
| As the Spitter, spit on a Survivor being choked by a Smoker | |
| Prove you are faster than Moustachio | |
| Collect 10 vials of Boomer vomit from infected CEDA agents you have killed | |
| Prove you are stronger than Moustachio | |
| Rescue Gnome Chompski from the Carnival | |
| Make a Survivor drop a gas can during overtime | |
| Stop the enemy team from collecting any gas cans during a Scavenge match | |
| Collect 15 gas cans in a single Scavenge match | |
| Navigate the sugar mill and reach the safe room without killing any Witches | |
| Kill a Charger with a melee weapon while they are charging someone | |
| Kill a Tank with melee weapons | |
| As the Charger, bowl through the entire enemy team in a single charge | |
| Finish a campaign using only melee weapons | |
| Cross the bridge finale in less than 3 minutes | |
| Defend yourself at the crashed airliner without taking damage | |
| Revive 10 dead Survivors with the defibrillator | |
| Cause 25 gas can drops as a Special Infected | |
| Revive 10 incapacitated Survivors while under the speed boosting effects of adrenaline | |
| Collect 100 gas cans in Scavenge | |
| In a Survival match, get a medal only using melee weapons | |
| Form a team and beat an enemy team in 4v4 Versus or Scavenge | |
| Survive a campaign on Expert difficulty with Realism mode enabled | |
| In a Versus match, leave the saferoom to defibrillate a dead teammate | |
| Survive all campaigns on Expert Again | |