Back to the Future: The Game
60 Achievements
8-10h
PS4
Edna Was Right!
Revealed the Hill Valley hooliganism rate.
18.6%
How to unlock the Edna Was Right! achievement in Back to the Future: The Game - Definitive Guide
TlMB0
*Missable* Once in Emmett's lab, examine the stack of Mind Maps on the desk. You must examine them 2/3 times, and Emmett will tell you that 90% of the people in Hill Valley were found to be hooligans through his test. Once Emmett mentions this, your trophy will unlock. *Thanks to PsychoRaven for the tip!*
Refer to the Trophy Walkthrough under "To The Expo!" 
, for more.
Rezidentus
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This guide was translated automatically.
The trophy is easy to miss.
Episode 4.
In Emmett's laboratory, look at the cards with the Mental Maps of the city residents. Consider them until Emmett says that according to his research, 90% of the city's residents are hooligans.
Episode 4.
In Emmett's laboratory, look at the cards with the Mental Maps of the city residents. Consider them until Emmett says that according to his research, 90% of the city's residents are hooligans.