Left 4 Dead achievements
1,620
(730)

Left 4 Dead

4.2 from 110 votes

There are a maximum of 73 Left 4 Dead achievements worth 1,620

3,092 tracked gamers have this game, 77 have completed it (2.49%)

Achievement Details

OUTBREAK in Left 4 Dead

OUTBREAK14

Catch a rare strain of infection, then pass it on to someone else.

  • Unlocked by 1,485 tracked gamers (48% - TSA Ratio = 1.44) 3,092  

Achievement Guide for OUTBREAK

AuthorSolution
Yazz
15,167
Yazz
Achievement won on 10 May 16
TSA Score for this game: 550
Posted on 10 May 16 at 19:30
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This is a unique viral achievement.

You need to be playing in versus mode and be puked on by a Boomer (Non-AI) who has this achievement already.
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CAPP360
33,566
CAPP360
Achievement won on 29 Oct 16
TSA Score for this game: 1,620
Posted on 01 November 16 at 05:48, Edited on 01 November 16 at 05:49
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As Yazz stated above this is a viral achievement.

Pretty easy to get as almost everyone playing this game has the virus, but if anyone happens to need help with this feel free to message me and I can spread the love.
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