Here is the full list of all 35 Bendy and the Dark Revival achievements.
Seek Out The Writings of Joey Drew
Reveal A Very Old Friend
Pick Up All Audio Logs
Complete The Game on Hard
A Very Random Occurance
Show Too Much Dedication
Maximize Your Dark Potential
Read All Memos
Collect All Memories
Create The Ultimate Weapon
Survive 25 Ink Demon Attacks
Defeat 25 Enemies With Shock Pipe
You Should Really Just Relax
Spend 500 Slugs
Locate The Toyman's Secret
Complete The Game Without Dying
Be A First Time Party Pooper
Take Some Time For Yourself
Complete Chapter Four
Complete Chapter Five
Complete The Game on Easy
Complete The Game on Normal
Collect 100 Pieces of Food
Complete the Game While Surviving The Slicer
Complete The Main Story
Complete Chapter Two
Complete Chapter Three
Banish 25 Enemies
Defeat the Crawling King
Defeat the Ruler of the Lower Realm
Find Your First Weapon
Complete Chapter One
Clean Up The Exhibit
Meet Up With An Old Friend
Obtain The Banish Power