Complete each condition to get the allotted Achievement. Steam/PC achievements are different than the 360 version, here’s the list:
| Unlockable | How to Unlock |
|---|---|
| 101 Cremations | Set 101 Infected on fire. |
| Akimbo Assassin | Survive a campaign firing no guns other than pistols. |
| All 4 Dead | Kill all four Survivors on one life as a Tank. |
| Back 2 Help | Leave a safe room to save an incapped teammate and bring them back |
| Barf Bagged | Cover four Survivors with Boomer bile at once. |
| Big Drag | Drag a Survivor x distance with your tongue. |
| Blind Luck | You or another Survivor take no damage after being vomited on by a Boomer. |
| Brain Salad | Make 100 headshot kills. |
| Bronze Mettle | Earn a Bronze medal in Survival mode on any official level. |
| Burn the Witch | Light a Witch with a Molotov. |
| Chain Smoker | Constrict two Survivors on one life as a Smoker. |
| Clean Kill | Shove a Boomer and then kill him without him splashing on anyone. |
| Cr0wnd | Kill a Witch with a single headshot. |
| Dead Baron | Survive the Dead Air campaign. |
| Dead Giveaway | Heal a fellow Survivor when your own health is below 10. |
| Dead Stop | Punch a Hunter as he is pouncing. |
| Dead Wreckening | Dole out 5000 total Survivor damage as a Special Infected. |
| Distinguished Survivor | Earn at least a Bronze medal on every official Survival level. |
| Do Not Disturb | Sneak past all Witches in a campaign without disturbing one. |
| Double Jump | Pounce two different Survivors on one life as a Hunter. |
| Drag and Drop | Rescue a Survivor from a Smoker’s tongue before he takes damage. |
| Field Medic | Heal 25 Survivors with a first aid kit. |
| Grim Reaper | Survive the Blood Harvest campaign. |
| Ground Cover | Save another Survivor from a Special Infected while on the ground. |
| Helping Hand | Revive 50 incapacitated Survivors. |
| Hero Closet | Rescue a Survivor trapped in a closet. |
| Heroic Survivor | Earn at least a Silver medal on every official Survival level. |
| Hunter Punter | Shove a Hunter off of a pinned and helpless Survivor. |
| Jump Shot | Headshot a Hunter while he’s leaping. |
| Lamb 2 Slaughter | Incapacitate a Survivor after he has entered and exited a safe room. |
| Last Stan | Complete one round of Survival on The Last Stand. |
| Legendary Survivor | Earn a Gold medal on every official Survival level. |
| Man vs Tank | Single-handedly kill a Tank. |
| Mercy Killer | Survive the No Mercy campaign. |
| My Bodyguard | Protect any Survivor from an attacking Infected 50 times. |
| No Smoking Section | Kill 10 Smokers as they are pulling helpless Survivors. |
| No-One Left Behind | Beat a campaign with all 4 Survivors. |
| Nothing Special | Survive a campaign with no Survivors taking damage from Specials. |
| Pharm-assist | Give pain pills to 10 Survivors. |
| Pyrotechnician | Blow up 20 Infected in a single explosion. |
| Red Mist | Kill 1000 Infected with a mounted machine gun. |
| Safety First | Play through a campaign with no Survivors taking friendly fire damage. |
| Silver Bullets | Earn a Silver medal in Survival mode on any official level. |
| Spinal Tap | Kill an Infected with a single blow from behind. |
| Stand Tall | Survive a campaign without being incapacitated. |
| Stomach Upset | All Survivors complete a campaign without being vomited on. |
| Tankbusters | Kill a Tank without it dealing any damage to a Survivor. |
| Toll Collector | Survive the Death Toll campaign. |
| Tongue Twister | Kill a Smoker who has grabbed you with his tongue. |
| Towering Inferno | Light a Tank with a Molotov. |
| Unbreakable | Beat a campaign without ever using a first aid kit on yourself. |
| Untouchables | No Survivors take damage after contacting the rescue vehicle. |
| Violence Is Golden | Earn a Gold medal in Survival mode on any official level. |
| What Are You Trying To Prove? | Survive all campaigns on Impossible. |
| Witch Hunter | Kill a Witch without any Survivor taking damage from her. |
| Zombicidal Maniac | Survive any campaign on Impossible. |
| Zombie Genocidest | Kill 53,595 Infected. |
