No missable achievements (plus 14 unknown)
Sign in with Steam or Xbox to track your progress, and:
Get the least XP in a game.
Customise a character.
Get the most XP in a game.
Escape the asylum with all other Innocents in a game.
Complete a total of 50 objectives.
Spend a total of 1 hour in the dark.
Execute two Innocent members as an Infected during one dark period.
Capture 50 objectives that you didn't activate.
Personally kill all the Innocent as an Infected during a game.
Escape the asylum a total of 25 times.
Kill a total of 100 players.
Level up and prestige for the first time.
Kill 10 Infected players as an Innocent.
Down a total of 1,000 players.