Here is the full list of all 54 White Noise 2 achievements.
As a Ghost, disable a total of 25 Idols
Find a total of 100 clues
As an Investigator, walk the distance of a Marathon (42.2km)
As an Investigator, throw a total of 100 lightsticks
As an investigator, win a 4vs1 game with no casualties
Win a 4vs1 game in a women-only Investigator team
As an Investigator, win a game in the Hospital
Win 10 games as an Investigator
As the Creature, win a game in the Norwood Praires
Play 20 games as an Investigator
Save your partners from The Creature 25 times
As the Creature, catch an investigator while he's performing an action
As the Creature, place a total of 25 Idols
As an Investigator, win a game in the Ruins
Find a total of 50 clues
As an Investigator, win a game in the Bunker
As an Investigator, win a game in the Manor
As the Creature, win a game in the Hospital
As an Investigator, pick a total of 25 items
Reach Level 10
As an Investigator, win a game in the Campsite
As an Investigator, win a game in the Norwood Praires
Finish 10 games
Find a total of 25 clues
As an Investigator, win a game in the Abbey
As an Investigator, force the creature to flee by picking a tape when it's close to you
Finish a 4vs1 game
Win a 4vs1 game as The Creature
Reach Level 5
Find a total of 10 clues
As the Creature, win a game in the College
As the Creature, catch an unaware investigator
As the Creature, catch an investigator that has lost his mind
As the Creature, catch an investigator while being stunned by a flashlight
Pick a battery when you don't need it
Reach Level 25
Win 10 online games as The Creature
Win an online 1vs1 game as the Investigator
Win an online 1vs1 game as the Creature
Win a game as The Creature in less than 4 minutes
Win a 4vs1 game being the only Investigator alive
As an Investigator, win a game with no energy left in your flashlight
Finish a 4vs1 game with everyone using a Classic character
As an Investigator, die a total of 20 times
As the Creature, win a game in the Abbey
As the Creature, win a game in the Bunker
As the Creature, win a game in the Campsite
Play 5 games as Olkoth
Play 5 games as Rusalka
Play 5 games as Subject 23
Play 5 games as Darcy
As an Investigator, win a game in the College
As the Creature, win a game in the Ruins
As the Creature, win a game in the Manor