Back to the Future: The Game
60 Achievements
8-10h
PS3
Ruin it for Everyone
Coax Edna out of the courthouse with the buzzer.
18.8%
How to unlock the Ruin it for Everyone achievement in Back to the Future: The Game - Definitive Guide
TlMB0
*Missable* As soon as you get into Hill Valley, you are able to walk over to the courthouse and use the buzzer to ask to see Doc. Buzz in 3 times and this trophy will unlock. This can be done at your leisure, but be sure to do it at least before following Biff down the Decycling Chute.
Refer to "Final Solution" 
for the trophy walkthrough.
Rezidentus
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stratege.ru
This guide was translated automatically.
The trophy is easy to miss.
Episode 3.
The trophy can be obtained immediately after you get to Hill Valley. Approach the courthouse and start ringing the bell, after three times the trophy will open.
Episode 3.
The trophy can be obtained immediately after you get to Hill Valley. Approach the courthouse and start ringing the bell, after three times the trophy will open.