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