Kill 10 swampy Mudmen while they are in the water.Ĭollect 10 vials of Boomer vomit from Infected CEDA agents you have killed. TIP: You only need to kill a UCI from each of the first four levels. TIP: Do this while the Infected are clawing at a Bile Bomb canister. Kill 15 Infected with a single grenade launcher blast. Ignite 50 Common Infected with incendiary ammo.
#LEFT 4 DEAD 2 ACHIEVEMENT GUIDE UPGRADE#
TIP: You can't have downed the Survivor that you are healing.ĭeploy an ammo upgrade and have your team use it. Revive 10 incapacitated Survivors while under the speed-boosting effects of adrenaline. TIP: You can't just kill your team mates and then defibrillate them – they must be killed in action, though fall damage counts so you could get a Human to jump from height and let them bleed out). Revive 10 dead Survivors with the defibrillator. TIP: The Tank must take no damage from any bullets for this to work. Kill 100 Common Infected with the chainsaw. TIP: Baseball Bat doesn't count (as it was a preorder special) and neither does the Chainsaw. Use every melee weapon to kill Common Infected. TIP: You can complete any campaign on any difficulty to get thisĭecapitate 200 Infected with a melee weapon. TIP: AI Bots can still fire and it won't affect the achievement, so play with as many as possible TIP: You can still use grenades and turrets, but no pistols (even when downed). Survive a campaign on Expert skill with Realism mode enabled.įinish a campaign using only melee weapons
TIP: The easiest campaign to do this on is Dead Center, as it is the shortest, with one of the easiest extractions. Price Chopper), this can be done on any difficulty, with AI or Human friends. TIP: For the campaign completion achievements (e.g.